LOS ANGELES COUNTY FIRE DEPARTMENT CONTEXT TRAINING PROGRAM GASOLINE POWERED SMOKE BLOWER

Transcription

1 12 1. General Information LOS ANGELES COUNTY FIRE DEPARTMENT GASOLINE POWERED SMOKE BLOWER The gasoline powered smoke blower used by the County of Los Angeles Fire Department is the Model DS-3P4 manufactured by Unifire Incorporated. The Model DS-3P4 weights 65 pounds, produces 15,000 CFM at full throttle and is powered by a Honda 5.5, 4 cycle engine which uses regular lead-free gasoline. The blower is equipped with 4 blade power props that are 18 long and constructed of laminated hard rock maple or synthetic reinforced carbon. Both props may be tilted -10 degrees to + 20 degrees. 2. Daily Checks a. Check & fill fuel (regular lead-free only). b. Check & fill oil, (SAE 30, detergent oil only). (NOTE: A flashing "oil alert lamp" indicates low oil levels and the engine will not start.) c. Check air filter & cooling fans. d. Check & tighten all loose nuts, bolts and screws. f. Check blades for cracks, splitting and nicks. Clean as necessary. g. Check stand for cracks, operation of prop angle adjustment and missing rubber feet.

2 13 L0S ANGELES COUNTY FIRE DEPARTMENT GASOLINE POWERED SMOKE BLOWER h. Check blade shroud for looseness. i. One (1) spark plug and air filter SHALL be kept with the blower at all times. 3. Starting Procedures a. Open the fuel valve. b. Set the choke to closed position (if manual choke). c. Set the stop switch to the run position. d. Set the throttle to the start/fast run position. e. Ensure the fan blade is clear to rotate. f. Check for loose debris that could be affected by the blower. g. Pull starter cord. Do not let cord snap back into machine. h. Adjust throttle to desired engine speed 4. Stopping Procedures a. Set throttle to slow/idle position. b. Idle for at least 2 minutes to dissipate heat of engine. c. Set the stop switch to the off position. d. Close the fuel valve.

3 14 L0S ANGELES COUNTY FIRE DEPARTMENT GASOLINE POWERED SMOKE BLOWER 5. General Maintenance Every Two Months a. Change fuel. b. Check & clean fuel sediment cap. Every Six Months a. Change oil. b. Check and clean spark arrester. c. Check and change spark plug. d. Clean air filter, (more often in dusty conditions). 6. SAFETY a. Keep all lose materials away from blowers, as it can be sucked through the blower and cause injuries or damage. b. Engine should be cooled for at least 3 minutes before refueling. c. Caution should be used when carrying blowers after operation as exhaust may cause burn injuries. d. Evaluate fan blade for damage after every use.

4 15 LOS ANGELES COUNTY FIRE DEPARTMENT SMOKE BLOWERS NAME EMP# DATE WORK LOCATION BN STATION SHIFT OBJECTIVE: To answer general questions about the operation and maintenance of the smoke blowers that are carried on individuals first alarm units. To demonstrate the ability to operate the smoke blowers safely and efficiently. EQUIPMENT: Unifire smoke blower and full Personal Safety Equipment including goggles and hearing protection. DESCRIPTION OF EVOLUTION: Given: Wearing Personal Safety Equipment, smoke blowers will be set on the ground ready to operate. 1. Answer questions about the operation and maintenance of smoke blowers. 2. Demonstrate the ability to safely start and operate the smoke blower. INDIVIDUALS NOT MEETING THE INDIVIDUAL SKILLS STANDARD WILL REQUIRE ADDITIONAL TRAINING IN THAT SKILL. INDIVIDUAL HAS MET THE STANDARD: YES NO COMMENTS: 1. Answer general questions about the blower(s). 2. Check blade 3. Set Choke 4. Fuel valve "on" 5. Stop switch to "on" position 6. Adjust throttle

5 16 L0S ANGELES COUNTY FIRE DEPARTMENT INDIVIDUALS NOT MEETING THE INDIVIDUAL SKILLS STANDARD WILL REQUIRE ADDITIONAL TRAINING IN THAT SKILL. INDIVIDUAL HAS MET THE STANDARD: YES NO COMMENTS: 7. Start blower 8. Operate blower 9. Reduce throttle 10. Shut off engine 11. Close fuel valve RATER

6 17 LOS ANGELES COUNTY FIRE DEPARTMENT RATERS ASSESSMENT QUESTIONS GASOLINE POWERED SMOKE BLOWERS 1. What is the engine size and C.F.M of the Unifire blower? A. Honda 5.5, 4 cycle engine 15,000 CMF. 2. What type of fuel does the four cycle engine use? A. Unleaded gasoline only 3. How long should the engine be cooled prior to fueling? A. 3 Minutes 4. How often do you change the engine oil? A. Every 6 months 5. How often do you clean the air filter? A. 6 months, more often in dusty conditions 6. How often should the fan blades be evaluated? A. Daily and after every use 7. The blades of the Unifire DS-3P4 may be tilted to what degrees? A. -10 degrees to + 20 degrees 8. A flashing oil alert lamp indicates what? A. Low oil levels (And the engine will not start) 9. How long are the blades on the Unifire DS-3P4? A. 18 long