Removing and Installing Housing For Coolant Guide - GT3
Removing and installing housing for coolant guide - GT3
Removing housing for coolant guide - GT3
Tools
Removal overview
Preliminary work:
Disassemble the accessories of the rear spoiler (contains: rear end, bottom centre heat shield and bumper).
1 Drain coolant
2 Remove air cleaner assembly
3 Loosen belt pulley for hydraulic pump
4 Remove drive belt
5 Remove holder for oil filter
6 Remove catalytic converters and connecting sleeves
7 Remove generator
8 Remove hydraulic pump
9 Remove air-conditioning compressor
10 Undo connecting hose
11 Remove bracket for generator
12 Undo hose connections on coolant pump
13 Undo oil return lines
14 Support engine and undo engine mount at rear
15 Undo engine carrier
16 Remove housing for coolant guide
1. Drain coolant.
Open lid on the expansion tank. Undo the drain plugs on the two necks for coolant and collect the coolant. After draining the coolant, fit new sealing rings on the drain plugs. Tightening torque 10 Nm (7.5 ft. lbs.) to 15 Nm (11 ft. lbs.). (Figure shows only one of the two necks)
2. Remove the air cleaner assembly.
Remove the complete air cleaner assembly. To do this, unscrew the M6 x 34 fastening screws. Pull off cable from hot film mass air flow sensor and set aside. Undo the hose clamp on the throttle body. Take out air cleaner assembly. Then undo the rear hose clamp of the connecting hose on the throttle body and remove the connecting hose.
3. Loosen belt pulley on the hydraulic pump.
Undo the three fastening screws on the belt pulley of the hydraulic pump, do not unscrew.
4. Remove drive belt.
Slacken belt by turning the tensioning pulley at the hexagon in a clockwise direction, hold still and simultaneously take the belt off the pulleys.
5. Remove holder for oil filter.
Unscrew the upper two fastening screws. Unscrew the third screw from the top and undo the fourth screw. Lift the holder out.
6. Remove catalytic converters and connecting sleeves.
Screw off each of the catalytic converters at the manifold. Unplug oxygen sensor cable and unclip. Undo each of the three clamps. Pull the catalytic converters out of the exhaust manifold and pull out of the end mufflers. Then pull off the connecting sleeves between the end mufflers and the exhaust catalytic converters.
7. Remove generator.
With the battery disconnected, screw off the B+ wire of the alternating current generator. Unscrew the rear left fastening screw. Unscrew the front left fastening screw by approximately 1 cm and drive in again by tapping with a hammer (pressing out the rear threaded bushing). Unscrew the front left fastening screw and lift out the generator.
8. Remove hydraulic pump.
Undo the three fastening screws on the belt pulley and remove the belt pulley. Unscrew the two fastening screws on the expansion tank and the four fastening screws on the hydraulic pump. Pull the hydraulic pump and connected lines up out of the fastening bracket and set down on the right-hand side.
9. Remove air-conditioning compressor.
Remove the compressor from the bracket. Unscrew the three fastening screws for this purpose. For better accessibility to the fastening screws, the throttle body can be swung upwards after releasing the left and right clamps on the intake distributor.
10. Undo connecting hose.
Pull off the connecting hose between the bracket for the generator and the bracket for the oil cooler. To do this, undo the clamp and pull off the hose at one side.
11. Remove bracket for generator.
Remove bracket for generator. To do this, unscrew the four fastening screws and lift the bracket for the generator out of the engine compartment
12. Remove the hoses from the coolant pump.
Pull off the three hoses on the housing of the coolant pump. Pull off the lower hose on the coolant pump. To do this, open the spring-band clamps with special tool No. 72 or No. 73 and push towards the centre of the hose.
13. Undo oil return line.
Screw off the oil return line on the oil extraction pumps. Make sure to counter with an open-ended wrench when doing this.
14. Support engine.
Support the engine with special tool 9111/3. Undo the two engine mounts on the left and right, and lower the engine a little.
Danger:
Danger of vehicle crash when changing the lifting platform position!
- Protect the lifting platform and transmission jack from unauthorized use or accidental operation.
- Observe the change in the vehicle's centre of gravity with disassembling components.
15. Remove engine carrier.
Screw off the four fastening nuts of the engine mount. Undo the fastening nuts of the engine mount on the left and right. Undo the fastening points of the end mufflers, but do not unscrew.
16. Remove housing for coolant.
Swivel engine carrier to the rear and pull out in a downward direction. Press the end mufflers outwards when doing this. Pull the housing for the coolant guide off of the engine to the rear. To do this, the engine must be lowered enough so that the projecting coolant pump passes the body.