REFRIGERANT FROM REFRIGERATION SYSTEM
Start up the engine.
Switch the A/C on.
Turn the blower switch to on.
Operate the cooler compressor with an engine speed of approximately 1000 rpm for 5 to 6 minutes to circulate the refrigerant and collect the remaining compressor oil from each component, in the cooler compressor.
Stop the engine.
Remove the caps from the service valves on the refrigerant line.
| *a | Engine room side |
| *b | Wheel house side |
| Engine Type | RHD | LHD |
|---|---|---|
| 1KR-FE | Engine room | Engine room |
| 1NR-FE | Engine room | Engine room |
| 1ND-TV | Engine room | Engine room |
| Engine Type | RHD | LHD |
|---|---|---|
| 1KR-FE | Wheel house | Wheel house |
| 1NR-FE | Wheel house | Wheel house |
| 1ND-TV | Wheel house | Wheel house |
Connect the refrigerant recovery unit.
Recover the refrigerant from the air conditioning system using a refrigerant recovery unit.
Tech Tips
Use the refrigerant recovery unit in accordance with the manufacturer's instruction manual.
REMOVE NO. 3 ENGINE UNDER COVER
Remove the 3 clips and No. 3 engine under cover.
REMOVE ENGINE UNDER COVER RH
REMOVE NO. 1 COOLER COVER
Remove the 2 nuts and the No. 1 cooler cover.
REMOVE NO. 1 ENGINE COVER
Remove the 2 bolts, nut and the No. 1 engine cover.
REMOVE NO. 1 V (COOLER COMPRESSOR TO CRANKSHAFT PULLEY) BELT
| *1 | Bolt A |
| *2 | Adjusting Bolt B |
Loosen the bolt A.
Turn adjusting bolt B to release the tension and remove the V belt from the pulleys.
REMOVE FAN AND GENERATOR V BELT
| *1 | Bolt A |
| *2 | Bolt B |
| *3 | Bolt C |
Loosen the bolt A and B.
Turn adjusting bolt C to release the tension and remove the V belt from the pulleys.
DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY
Remove the bolt and disconnect the discharge hose sub-assembly.
Remove the O-ring from the discharge hose sub-assembly.
Tech Tips
Seal the openings of the disconnected parts using vinyl tape to prevent the entry of moisture and foreign matter.
REMOVE ENGINE MOUNTING INSULATOR SUB-ASSEMBLY RH
Disconnect the vacuum hose from the vacuum switching valve assembly.
Place a wooden block between a floor jack and the engine, and then support the engine using the floor jack.
Remove the 4 bolts, 2 nuts and engine mounting insulator sub-assembly RH.
REMOVE CRANKSHAFT PULLEY
Operate the jack and slowly lower the engine.
Note
Do not lower the engine more than necessary.
Using SST, hold the pulley in place and loosen the pulley bolt.
Using SST, remove the crankshaft pulley and pulley bolt.
REMOVE TIMING CHAIN COVER OIL SEAL
| *1 | Protective Tape |
Using a knife, cut off the lip of the oil seal.
Using a screwdriver with its tip wrapped in protective tape, pry out the oil seal.
Note
After removing, check the crankshaft for damage. If damaged, smooth the surface with 400-grit sandpaper.