Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - BRAKE SYSTEM OTHER
VACUUM PUMP (w/ Intercooler) - INSTALLATION
| 1. INSTALL VACUUM PUMP ASSEMBLY |
Apply engine oil to 2 new O-rings.
Install the 2 O-rings to the vacuum pump.
Install the vacuum pump so that the coupling teeth of the vacuum pump (labeled A) and the groove of the camshaft (labeled B) are aligned.
- NOTICE:
- Be careful not to damage the O-ring.
Install the vacuum pump with the 3 bolts.
- Torque:
- 21 N*m{ 214 kgf*cm, 15 ft.*lbf}
- NOTICE:
- Confirm that the vacuum pump is not at an angle, and that there is no clearance between the fitting surfaces.
| 2. CONNECT UNION TO CONNECTOR TUBE HOSE |
Connect the hose to the vacuum pump.
| 3. INSTALL NO. 2 IDLER PULLEY BRACKET (w/ Viscous Heater) |
Temporarily install the No. 2 idler pulley bracket with the bolt.
Temporarily install the 2 bolts to the No. 2 idler pulley bracket bolt hole.
Uniformly tighten the 3 bolts of the No. 2 idler pulley bracket in the order shown in the illustration.
- Torque:
- 49 N*m{ 495 kgf*cm, 36 ft.*lbf}
| 4. INSTALL NO. 2 IDLER PULLEY (w/ Viscous Heater) |
Install the collar, No. 2 idler pulley and cover with the bolt.
- Torque:
- 49 N*m{ 495 kgf*cm, 36 ft.*lbf}
| 5. INSTALL V-RIBBED BELT (w/ Viscous Heater) |
Install the V-ribbed belt as shown in the illustration.
Temporarily install the lock nut, and turn the bolt clockwise.
Using a belt tension gauge, inspect the belt tension.
- Standard Belt Tension:
Item Condition Specified Condition New belt 5 to 35°C (41 to 95°F) 550 to 800 N (56 to 82 kgf, 123.6 to 179.8 lbf) Used belt 5 to 35°C (41 to 95°F) 300 to 500 N (31 to 51 kgf, 67.4 to 112.4 lbf)
| *a | Measuring Point |
- HINT:
Tighten the nut.
- Torque:
- 40 N*m{ 408 kgf*cm, 30 ft.*lbf}
Check that the belt fits properly in the ribbed grooves.
- HINT:
- Check with your hand to confirm that the belt has not slipped out of the groove on the bottom of the pulley.
- If it has slipped out, replace the V-ribbed belt. Install a new V-ribbed belt.
| 6. INSTALL NO. 2 AIR CLEANER PIPE SUB-ASSEMBLY |
Connect the No. 2 air cleaner pipe to the No. 2 intake air connector pipe.
Connect the ventilation hose to the oil separator.
Install the pipe with the bolt.
- Torque:
- 21 N*m{ 214 kgf*cm, 15 ft.*lbf}
Tighten the hose clamp.
- Torque:
- 6.3 N*m{ 64 kgf*cm, 56 in.*lbf}
| 7. INSTALL NO. 4 AIR TUBE |
Install the No. 4 air tube with the bolt.
- Torque:
- 21 N*m{ 214 kgf*cm, 15 ft.*lbf}
| *1 | Paint Mark |
| *a | Top |
Tighten the hose clamp.
- Torque:
- 6.3 N*m{ 64 kgf*cm, 56 in.*lbf}
- HINT:
- Make sure the direction of the hose clamp is as shown in the illustration.
Install the suction hose with the bolt.
- Torque:
- 9.8 N*m{ 100 kgf*cm, 87 in.*lbf}
| 8. INSTALL NO. 2 AIR HOSE |
Connect the No. 2 air hose with the hose clamp.
- Torque:
- 6.3 N*m{ 64 kgf*cm, 56 in.*lbf}
| *1 | Protrusion |
| *2 | Paint Mark |
| *a | Top |
- HINT:
| 9. INSTALL INTERCOOLER ASSEMBLY |
Install the intercooler assembly ().
| 10. CHECK VACUUM PUMP OPERATION |
Disconnect the union to connector tube hose from the vacuum pump.
Connect a vacuum gauge to the vacuum pump.
Start the engine and warm it up for more than 2 minutes.
With the engine idling, measure the negative pressure of the vacuum pump.
- Standard Pressure:
- More than 86.7 kPa (650 mmHg, 25.6 in.Hg)
- HINT:
- It is necessary to replace the vacuum pump assembly every 200000 km (124000 miles).
Remove the vacuum gauge from the vacuum pump.
Connect the union to connector tube hose to the vacuum pump.