Table of ontents Height ontrol Valves Overview.... 2 Height ontrol Valves Drum rake... 2 Height ontrol Valves Disc rake... 5 Aftermarket.... 6 Load Scales Overview.... 7 Load Scale Decals.... 7 Load Scales Polycarbonate ox.... 8 Load Scales Stainless Steel ox.... 9 Aftermarket.... 9 Lift Axle ontrols Overview.... 10 lectric / Manual Lift ontrols.... 10 Reverse Lift Axle ontrol.... 11 Manual Lift ontrols.... 11 Dump Valves Overview.... 12 Dump Valves Manual... 12 Dump Valves Automatic / Specialty.... 14 Aftermarket.... 14 QUIK-DRAW Valves Overview.... 15 QUIK-DRAW Valves... 15 Aftermarket.... 16 SURLOK ontrols Overview.... 17 SURLOK ontrols.... 17 Aftermarket.... 17 Single Axle Dump System Single Axle Dump System... 18 31
Height ontrol Valves Height ontrol Valves Trailer air suspension systems require precise air flow management. Using an Advanced Shear-Seal design to ensure accurate air flow, Hendrickson Height ontrol Valves (HV) deliver superior performance and durability. u Precise, highly repeatable dead band u High air flow and a proportional response u Prolongs air spring and shock absorber life u Specifically designed and tested for optimum performance with Hendrickson air suspensions Height ontrol Valves Drum rake Product Family INTRAA HT Series Suspension Model AANT 23K AAT 23K AAT 25K AAT 30K AADT 30K AANLS 20K AANL 23K AAL 23K AAL 25K AAL 30K AADL 30K AAL 23K AAL 25K AAL 30K HT190T / HT190U HT230 HT250T / HT250U HT300T / HT300U HTHKR HT250US HT300US Axle Diameter / 5.7 LDA / 5.7 LDA 5.7 LDA 5.7 LDA T Series All Models Dump Feature No 90-degree Part No PPV Without With rass Fittings Number AKH0270 AKH0270 AKHD0270 AKHD0270F AKH-238 AKH-238 AKHD-238 AKHD-238F AKH-235 AKH-235 AKHD-235 AKH0275 AKHD0275 AKH0292 AKH0292 AKHD0292 AKHD0292F AKH-235 AKH-235 AKHD-235 AKH0306 AKH0306 AKHD0306 AKHD0306F AKH-134 AKHD-195 AKH-179-2 AKH-236 AKH-236 AKH-236F AKHD-236 AKHD-236F AKH-239 AKHD-239 Kits listed include height control valve, mounting brackets, 3/8-inch tube fittings and bolted link assembly. 2 Height ontrol Valves
Height ontrol Valves AKH-181 AKHD-203 Product Family Suspension Model Axle Diameter Dump Feature Without With No PPV No 90-degree rass Fittings Part Number HKANT 23K HKANT 40K HKANT 46K HKAT 50K HKAT 69K23 HKAT 69K25 HKANT 69K23 / 5.7 LDA AKH-181 AKHD-203 VANTRAA HKAL 46K HKARL 46K AKH-235 AKH-235 AKHD-235 AKH0306 HKANL 23K HKAL 46K HKARL 46K 5.7 LDA AKH0306 AKHD0306 AKHD0306F HK Series HK190 HK230 AKH-187 AKHD-205 AAZNT 23K AAZNT 46K AAZNT 69K / 5.7 LDA AKH0270 AKH0270 AKHD0270 AKHD0270F INTRAA -SP AAZL 23K AAZL 46K AKH-235 AKH-235 AKHD-235 AKH0306 AAZL 23K AAZL 46K 5.7 LDA AKH0306 AKHD0306 AKHD0306F Kits listed include height control valve, mounting brackets, 3/8-inch tube fittings and bolted link assembly. Height ontrol Valves 3
Height ontrol Valves ulk Height ontrol Valves Drum rake Suspension Model Kit Description Part Number AAL, AADL, AADT, HT250US, HT300US, HKAL, AAZL Height ontrol Valve, ulk 50 (includes A-24508 long arm) AKH0249 1 AANT, AAT, AANL, AANLS, HT, HKANT, HKAT, HK, HTHKR, HKARL, HS, AAZNT AAL, AADL, AADT, HT250US, HT300US, HKAL, AAZL AANT, AAT, AANL, AANLS, HT, HKANT, HKAT, HK, HTHKR, HKARL, HS, AAZNT Height ontrol Valve, ulk 50 (includes A-24642 short arm) Integral Dump Height ontrol Valve, ulk 35 (includes A-29391 long arm) Integral Dump Height ontrol Valve, ulk 35 (includes A-29393 long arm) AKH0250 AKHD0249 AKHD0250 Product Family INTRAA ALL Models Pressure Protection Valve, ulk 50 (includes A-1128 valve) AKH0251 1 The long arm HV can be used on short arm HV applications. However, the installer must remove the end of the arm and use the bolt hole in the arm that is closest to the valve body. Height ontrol Valve Hardware Kits Drum rake HT Series Suspension Model rake Type Dump Feature Without With AAT at 14-inch ride height Drum AANLS 20K HT250US and HT300US at 6.5-inch ride height Drum Disc No PPV Kit Description Part Number Tube fittings not included; supplied with fixed bolt link AKH-244 AKH0266 AKH0266 Includes a U-bolt for mounting AKHD0266 the HV AKH0311 Drum Tube fittings not included; supplied with fixed bolt link AKHD0311 AKH-242 VANTRAA HRRNT 40K Drum Tube fittings not included AKH0261 INTRAA -SP Suspension Model AAT AAL, AADL, AADT, HKAL, HKARL, AAZL AAL, HKAL, HKARL, AAZL HKANT, HKAT AANT, AAZNT AANL AANLS Axle Diameter / 5.7 LDA 5.7 LDA / 5.7 LDA / 5.7 LDA 5.7 LDA Fasteners Mounting rackets Specialty Height ontrol Valves Drum and Disc rake Fittings olted Link Assembly Part Number AKH0252 AKH0252F AKH0252-1 AKH0253 AKH0253-1 AKH0309 AKH0309-1 AKH0256 AKH0256-1 AKH0262 AKH0262-1 AKH0289 AKH0289-1 AKH0290 AKH0290-1 AAZL (5-inch) Drum Includes a valve to raise the trailer AKH0267 AAZL (5.7 LDA) Drum for slider positioning AKH0310 4 Height ontrol Valves
Height ontrol Valves Height ontrol Valves Disc rake Product Family INTRAA VANTRAA Suspension Model AANLS 20K AANT 23K AANT 23K AANL 23K AAT 23K AAT 25K AAT 30K AAL 23K AAL 25K AAL 30K AADL 30K AADT 30K AAL 23K AAL 25K AAL 30K AAT 23K AAT 25K AAT 30K HKAT 50K HKAT 69K25 HKANT 23K HKANT 40K HKANT 46K HKANT 69K23 Axle Diameter 5.7 LDA 5.7 LDA 5.7 LDA 5.7 LDA Without Dump Feature With No PPV No 90-degree rass Fittings Part Number AKH0312 AKHD0312 AKH0281 AKHD0281 AKH0282 AKH0282F AKHD0282 AKHD0282F AKH-235 AKH-235 AKHD-235 AKH0306 AKH0306 AKHD0306 AKHD0306F AKH0288 AKH0288 AKHD0288 AKHD0288 AKH0283 AKHD0283 AKH0284 AKHD0284 AKH0306 HKARL 46K 5.7 LDA AKH0306 AKHD0306 AKHD0306F AKH0281 AKHD0281 AAZNT 23K AKH0282 INTRAA -SP AAZNT 46K AAZNT 69K AKH0282F 5.7 LDA AKHD0282 AKHD0282F Kits listed include height control valve, mounting brackets, 3/8-inch tube fittings and bolted link assembly. AKH-235 Height ontrol Valves AKHD-235 35
Height ontrol Valves Aftermarket Description Suspension Model Ride Height Attachment Method Dump Feature Without With Part Number Replacement Height ontrol Valve INTRAA HT Series T Series VANTRAA HK Series INTRAA -SP VANTRAA HKANT/HKAT All All Lower HV mounting bracket attaches to brake chamber bracket Lower HV mounting bracket attaches to air spring pedestal VS-227 1 VS-228 1 VS-227 1 VS-228 1 ULTRAA-K UTKNT 16" HV fixed link assembly attaches directly to suspension beam VS3704 2 VS3705 2 Replacement DST Valve (Height ontrol Differential Dump Valve) VANTRAA HKA All ULTRAA-K UTKNT 16" Lower HV mounting bracket attaches to air spring pedestal HV fixed link assembly attaches directly to suspension beam VS-27116 1 VS3703 2 1 Kits listed do not include fittings, pressure protection valve or link assembly. 2 Kits listed include fittings. They do not include pressure protection valve or link assembly. VS-227 VS-228 Description Suspension Model Ride Height HV Model Part Number Pressure Protection Valve All N/A N/A VS-1128 olted Link Assembly INTRAA HT Series T Series VANTRAA HK Series INTRAA-SP All Use with VS-227 and VS-228 replacement HVs S-14187 Fixed Link Assembly ULTRAA-K UTKNT 16" Use with VS3703, VS3704 and VS3705 VS3702-1 VS-1128 S-14187 VS3702-1 6 Height ontrol Valves
Load Scales Load Scales Hendrickson Load Scale kits provide an easy solution to quickly determine the approximate suspension load. ach contains a gauge that measures air pressure and a method for converting pressure to suspension load. Depending on the load scale model, the gauge provides a reading of suspension weight or a reading of air spring pressure with a conversion table. u ompact enclosure size and external mounting tabs provided for convenient installation u Integrated valve body reduces fittings and potential leak points u Anodized aluminum valve body for light weight and high corrosion resistance u Teflon seals ensure a wide operating temperature range and high chemical resistance u Polycarbonate enclosure for cold impact resistance includes molded-in hinge and latch AKLS1005 AKLS1006 Load Scale Decals Liquid Filled Gauges Product Family Suspension Model Part Number INTRAA INTRAA -SP HT Series AANLS 20K AAL, AAT, AANL, AANT 23K (Low Pressure Air Spring) AAL, AAT, AANL, AANT 23K AADL, AADT 30K AAL, AAT 25K AAL, AAT 30K AAZNT, AAZL 23K AAZNT, AAZL 46K AAZNT 69K HT190 HT190U HT230 HT250T HT250U at 9-inch Ride Height (Air Spring -13122) HT250U at 15-inch Ride Height (Air Spring -13122) HT250U, HT250US (Air Spring -20124) L912 L912 L911 L927 L912 L913 L911 L905 L903 L914 L904 T90001 T90002 L904 Product Family VANTRAA Suspension Model HKANT 23K, 46K, 69K23 HKANT 40K HKANT 40K with ZMD HKAT 50K, 69K25 HKANL 23K HKAL, HKARL 46K Part Number L911 L1045 1 L911 2 T90003 L912 L911 L911 ULTRAA-K UTKNT 40K T90003 HK Series HK190T HK230T HTHKR 1 For HKANT 40K built in 2008 or later. 2 For HKANT 40K built prior to 2008 or HKANT 40K with SMARTLIFT option. L907 L910 L910 HT250U, HT250US (Air Spring -20127) HT300 HT300U HT300US L906 L909 L908 T90004 Load Scales 37
Load Scales Load Scales Polycarbonate ox Product Family Suspension Model Gauge Type Gauge Range Gauge Face Without Dump (AKLS1005) Part Number With Dump (AKLS1006) INTRAA AANLS 20K AAL, AAT, AANL, AANT 23K (Standard Air Spring) AAL, AAT, AANL, AANT 23K (Low Pressure Air Spring) AAL 25K, AAT 25K AAL 30K, AAT 30K AADL 30K, AADT 30K INTRAA -SP AAZNT 23K, AAZNT 46K, AAZNT 69K AAZL 23K, AAZL 46K HK Series HK190T HK230T VANTRAA HKANT 23K, HKANT 46K HKANT 40K HKAT 50K, HKAT 69K25 HKANT 69K23 HKAT 69K23 HKARL 46K HKANL 23K HKAL 46K 0-20,000 A -2-2 ULTRAA-K UTKNT 40K 0-20,000 A -2-2 HT Series HTHKR HT190 HT190U HT230 HT250T HT250U (Air Spring -20124) HT250U (Air Spring -20127) HT250U (Air Spring -13122, 9" Ride Height) HT250U (Air Spring -13122, 15" Ride Height) HT250US (Air Spring -20124) HT250US (Air Spring -20127) HT300 HT300U HT300US 0-20,000 0-27,000 A D -2-5 -2-5 T Series T-068 T-252 T-RL 0-27,000 D -5-5 All All Models Liquid 0-160 psi F -1-1 8 Load Scales
Load Scales Load Scales Stainless Steel ox Part Number Product Family Suspension Model Gauge Type Gauge Range Gauge Face Without Dump (AKLS2005) With Dump (AKLS2006) INTRAA AANLS 20K AAL, AAT, AANL, AANT 23K (Standard Air Spring) AAL, AAT, AANL, AANT 23K (Low Pressure Air Spring) AAL 25K, AAT 25K AAL 30K, AAT 30K AADL 30K, AADT 30K INTRAA -SP AAZNT 23K, AAZNT 46K, AAZNT 69K AAZL 23K, AAZL 46K HK Series HK190T HK230T VANTRAA HKANT 23K, HKANT 46K HKANT 40K HKAT 50K, HKAT 69K25 HKANT 69K23, HKAT 69K23 HKARL 46K HKANL 23K HKAL 46K 0-20,000 A -2-2 ULTRAA-K UTKNT 40K 0-20,000 A -2-2 HT Series HTHKR HT190 HT190U HT230 HT250T HT250U (Air Spring -20124) HT250U (Air Spring -20127) HT250U (Air Spring -13122, 9" Ride Height) HT250U (Air Spring -13122, 15" Ride Height) HT250US (Air Spring -20124) HT250US (Air Spring -20127) HT300 HT300U HT300US 0-20,000 0-27,000 A D -2-5 -2-5 T Series T-068 T-252 T-RL 0-27,000 D -5-5 All All Models Liquid 0-160 psi F -1-1 Aftermarket Description Load Scale Model Part Number Replacement Polycarbonate nclosure AKLS1005 VS1845 Replacement Polycarbonate nclosure AKLS1006 VS1845-2 Replacement Stainless Steel nclosure AKLS2005, AKLS2006 VS2312 Replacement Liquid-Filled Gauge All Models with Liquid-Filled Gauge VS-24120 Replacement Gauge All - 2 Models with Gauge All - 3 Models with Gauge All - 4 Models with Gauge All - 5 Models with Gauge All - 6 Models with Gauge VS-22534-1 VS-22534-2 VS-22534 VS-22534 VS-22534-5 Load Scales 39
Lift Axle ontrols Lift Axle ontrols lectric / Manual Lift ontrols Specify Hendrickson s popular line of electric/manual lift axle controls to simplify trailer plumbing. The compact design incorporates an electric solenoid, manual operator, lift bag valve and ride bag valve into one integrated body. For regulated versions, the regulator and gauge are incorporated into the main valve body to eliminate the need for external plumbing and fittings. u Modular, high flow design is available in regulated and equalizing versions u Designed to survive harsh trailer environment with or without an enclosure u Fail mode is field configurable from normally down to normally up Stainless Steel nclosure Mounting Option Valve onfiguration rake Isolation Mounting racket Regulating qualizing Without With Part Number AKAD0008-1 AKAD0008-2 AKAD0009-1 AKAD0009-2 AKAD2010-1 AKAD2010-2 AKAD2011-1 AKAD2011-2 AKAD0008 AKAD2011 Aftermarket Description Lift Axle Model Part Number Replacement Mounting racket AKAD0008-1, AKAD0008-2 AKAD0009-1, AKAD0009-2 VS1531 Replacement Stainless Steel nclosure AKAD2010-7, AKAD2010-2 AKAD2011-1, AKAD2011-2 VS1557 10 Lift Axle ontrols
Lift Axle ontrols Reverse Lift Axle ontrol u For use with liftable/steerable trailer axles u Moving in reverse 3 feet automatically keys lifting of axle u Moving forward 80 feet automatically triggers lowering of axle u To be used in conjunction with electro-pneumatic lift controls: AKAD0008, AKAD0009, AKAD2010 and AKAD2011 Description Automatic Lift Axle ontrol Kit Part Number KAD0001 KAD0001 Manual Lift ontrols u Available in regulating and equalizing versions u The Dial-A-Ride control utilizes a convenient mounting panel Description Valve onfiguration Part Number Manual Dial-A-Ride Regulating VS-1314- Manual qualizing AKAM0001 VS-1314- AKAM0001 Lift Axle ontrols 11 3
Dump Valves Dump Valves Hendrickson offers a wide variety of dump valve kits. Dump valves are typically used to exhaust the air from the suspension during loading and unloading. xhausting the suspension helps prevent trailer walk, provides increased stability and lowers the trailer deck height. Manual Dump Valves u Rated for 0 F to 180 F u Highly tolerant to contamination and chemicals u Anodized aluminum construction for superior corrosion resistance and strength u Stainless steel shaft for better wear and corrosion resistance u Protected vent prevents contamination from entering the valve None ox Type Auto Reset Liquid Gauge Stainless Polycarbonate Without With Without With Steel Part Number AKM1007-1 AKM1007-2 AKR1004-1 AKR1004-2 AKM2006-1 AKM2006-2 AKR2003-1 AKR2003-2 AKM0005-1 1 AKM0005-2 1, 2 (Includes auto dump) 1 an be used as an auto-reset valve by removing the vent protector. 2 Provides a manual dump control and a remote auto reset dump that is activated by the trailer parking brakes. 12 Dump Valves
Dump Valves Manual Dump Valves AKM0005-1 AKR1004-2 AKM2006-2 AKR2003-1 Dump Load Valves Scale 133
Dump Valves Automatic / Specialty Dump Valves Description ox Type Valve Type Auto Reset ompatible with SURLOK None Polycarbonate Manual lectric Auto Without With Yes No Part Number all Valve AK-147-1 all Valve AKM1008 Solenoid Valve AK-53 Auto Dump AK-54 Integral Auto Dump AKHD- 1 1 Automatic dump feature is integrated into the height control valve. Reference the Height ontrol Valve section for specific kit numbers. AK-53 AK-54 Aftermarket AK-147-1 Description Dump Valve Model Part Number Replacement Polycarbonate nclosure AKM1007-1, AKM1007-2 VS1335 Replacement Polycarbonate nclosure AKR1004-1, AKR1004-2 VS1325 Replacement Stainless Steel nclosure AKM2006-1, AKM2006-2 AKR2003-1, AKR2003-2 VS1320 Replacement Mounting racket AKM0005-1, AKM0005-2 VS0427 14 Dump Valves
QUIK-DRAW Valves QUIK-DRAW Pneumatic Pin-Pull Mechanism Hendrickson s VANTRAA and INTRAA - SP air suspension slider systems come standard with the QUIK-DRAW pneumatic pin-pull mechanism. Triggered with a simple pull of a knob, it applies continuous pressure until the pins release. Pins automatically reset with the release of the emergency brake. For instances when additional features are required and an enclosure is preferred, a variety of QUIK-DRAW kits are also available. u Only completely pneumatic pin-pull mechanism on the market u nhanced driver productivity and satisfaction u Tested to meet stringent durability and environmental conditions operating in temperatures to 0 degrees. QUIK-DRAW Valves ox Type Auto Reset Dump Feature Liquid Gauge SURLOK ypass Polycarbonate Stainless Steel Without With Without With Without With Part Number AKQD1008 1 AKQD1009 1 1 AKQD1010 1 1 AKQD1011 1 1 AKQD2006 1 1 Auto reset function resets the QUIK-DRAW valve only, not the manual dump. AKQD1008 AKQD1011 QUIK-DRAW Load Scale Valves 15 3
QUIK-DRAW Valves Aftermarket Description Suspension Model Part Number 3-way Auto Reset Valve, No Fittings VANTRAA HKA, INTRAA -SP AAZ VS-25223 3-way Auto Reset Valve, Straight Fittings VANTRAA HKA, INTRAA-SP AAZ VS-25224 3-way Auto Reset Valve, Straight and Tee Fittings Replacement Polycarbonate nclosure VANTRAA HKA ULTRAA-K UTKNT AKQD1008, AKQD1009, AKQD1010 AKQD1011 VS-29866 VS4932 VS1845 VS1845 VS-25223 VS-25224 VS-29866 16 QUIK-DRAW Valves
SURLOK ontrols SURLOK Hendrickson s SURLOK features locking legs that provide maximum engagement with the suspension beam. Designed for the customer who must maintain ride height during loading and unloading, SURLOK automatically engages when the trailer s parking brakes are set. SURLOK is an available option on VANTRAA air suspension slider systems or can be purchased separately for use in a variety of other Hendrickson suspensions. For instances when additional features are required and an enclosure is preferred, a variety of SURLOK controls are also available. u Maintains ride height during loading/unloading for efficient trailer dock operations u liminates trailer walk by limiting vertical and horizontal movement SURLOK ontrols Polycarbonate ox Auto Reset Dump Feature Liquid Gauge SURLOK ypass Without With Without With Without With Part Number AKSL1002 AKSL1003 AKSL1004 AKSL1004-1 AKSL1002 Aftermarket AKSL1004-1 Description Lift Axle Model Part Number Replacement Polycarbonate nclosure AKSL1002 AKSL1003 AKSL1004 AKSL1004-1 VS1845-7 VS1845-2 VS1845-8 VS1845-9 SURLOK Load Scale ontrols 17 3
Single Axle Dump System Single Axle Dump System Hendrickson s single axle dump system gives operators an effective solution to improve low speed maneuverability. Under certain conditions, it will allow the operator to exhaust the air from one suspension. The system automatically monitors trailer speed and only activates at speeds less than 10 mph. Requires upgraded AS valve U with applicable software. (Supplied by AS manufacturer.) u Provides fast exhaust without the need for an additional relay valve dumps in less than 2 seconds u onsumes less air than other relay valve systems u Utilizes Hendrickson s patented speed-control reset u Successfully passed rigorous environmental testing and operates effectively at 0 degrees u ffectively exhausts air springs under all loading conditions including lightly loaded trailers with low air spring pressures u Hendrickson approved speed limiting feature maintains Hendrickson s suspension and wheel-end warranty Single Axle Dump System AS ompatibility Wabco endix Haldex Part Number AKS0001 AKS0002 AKS0003 Single Axle Dump Valve Rear Axle Dump Valve System Harness Actuation Harness NOT: Requires application approval from Hendrickson. 18 Single Axle Dump System
Notes 19 3
20