- Generac Impact 36 Plus II Service Manual

Part 8
SPECIFICATIONS & CHARTS
Page 8-9
OIL PUMP (CONTINUED)
MODEL GV-220
OIL PRESSURE RELIEF
VALVE SPRING: Force
required to compress 0.85-0.95 pounds
spring to 1.035 inch (0.39-0.43kg)
(26.3mm)
COMPRESSION PRESSURE
MODEL GV-220
WHILE CRANKING
(COLD ENGINE) 60 psi min.
TORQUE SPECIFICATIONS
MODEL GV-220
Rocker Cover Screws 4 ft-lbs (48 in-lbs)
Rocker Arm Jam Nut 14.5 ft-lbs (174 in-lbs)
Cylinder Head Bolts 22 ft-lbs (264 in-lbs)
Connecting Rod Bolts 10 ft-lbs (120 in-lbs)
Flywheel Nut 75 ft-lbs (900 in-lbs)
Crankcase Cover Bolts 18 ft-lbs (216 in-lbs)
Ignition Coil Bolts 5 ft-lbs (60 in-lbs)
Spark Plug 13 ft-lbs (156 in-lbs)
Rewind Starter Screws 5 ft-lbs (60 in-lbs)
Starter Motor Bolts 18 ft-lbs (216 in-lbs)
Intake Manifold Screws 4 ft-lbs (50 in-lbs)
Carburetor to Intake
Manifold 3.3 ft-lbs (40 in-lbs)
Air Cleaner Box
(to Carburetor) 4 ft-lbs (50 in-lbs)
Blower Housing Screws 7 ft-lbs (84 in-lbs)
Upper and Lower Shroud
Screws 4 ft-lbs (48 in-lbs)
Governor Lever Clamp
Bolt 5.8 ft-lbs (70 in-lbs)
Oil Filter Adapter Bolts 9 ft-lbs (108 in-lbs)
Low Oil Switch 9 ft-lbs (108 in-lbs)