Onan MJA Series Service Manual page 130

128
TORQUE SPECIFICATIONS (lb. ft.)
Center Main Bolt (MJe)
97 -102
Connecting Rod Bolt 27 -29
Cover-Rocker Box 8-10
Cylinder Head Bolt 44-46
Exhaust Manifold Nuts 13 -15
Flywheel Mounting Screw 65-70
Hub to Flywheel Nuts (MJC) 17 -21
Fuel Pump Mounting Screws 15-20
Gear Case Cover 15-20
Intake Manifold (MJC) 13-15
Oil Base Mounting Screws (MJB and MJC) 45-50
Oil Base Mounting Screws (MJA) 32-38
Oil Bath Air Cleaner Bracket (Optional) 5-6
Oil Filter Hand Tight -1/4 to 1/2 Turn
Oil Pump Mounting Screws 15-20
Rear Bearing Plate 40-45
Rocker Arm Nut 4-10*
Rocker Arm Stud 30-35
Spark Plug 25-30
Thru-Rotor-Stud Nut
Revolving Armature
30-40
Revolving Field
5Q-60
* - This torque is due to friction between the tlireads only and locks the
nuts in place. The rocker arm nuts adjusfvalve lash.
8. S PECIAL TOOLS
These tools are available from ONAN to aid service and repair work.
Crankshaft Gear Pulling Ring
420A248
Driver, Front Camshaft Bearing
420A252
Driver, Rear Camshaft Bearing
420A251
Driver, Center Camshaft Bearing (MJC ONLY)
420B254
Driver, Main Bearing Front and Rear .
420B269
Driver, Valve Seat
420B270
Oil Seal Guide and Driver
420B250
Valve Seat Remover
420B272
Replacement Bits for 420B272
420B274
Wrench, Oil Filter ­
(For Purolator full flow filter)
420P268