Adjust Valve Clearance; Install Valve Covers And Gaskets; Install Blower Housing - Generac Power Systems GTH760 Service Manual

AdjuST vAlve CleArANCe

1. Set No. 1 cylinder at TDC (Top Dead Center), com-
pression stroke.
a. Adjust rocker arms and check clearance, Figure 13-16.
Val v e C l e a r ance ( col d ) I N TA K E a nd EX HAU ST
0.076mm (.003")
b. Torque ball studs and jam nuts to 19 Nm (168 in. lbs.).
2. Repeat for No. 2 cylinder.
3. Install valve covers with new gaskets, Figure 13-17
a. Torque bolts to 6.8 Nm (60 in. lbs.).
Figure 13-16. Adjust Valve Clearance
FINGER GUARD
1
ROTATING SCREEN
2
INTAKE MANIFOLD
3
ASSEMBLY
4 OIL COOLER
5 BLOWER HOUSING
UPPER WRAPPER
6
7
LOWER WRAPPER
8
VALVE COVER
1. Install cylinder shields (wrappers).
a. Torque M5 screws to 2.8 Nm (25 in. lbs.).
3
4
Figure 13-18. Install Blower Housing
13-5
SeCTIoN 13: eNGINe ASSeMblY
VALVE COVER
Figure 13-17. Install Valve Covers and Gaskets
GeNerAl ASSeMblY
6
8
7
GASKET
13
5
2
1