Engine Oil Recommendations; Coolant Recommendation - Generac Mobile MMG35DF4 Owner's Manual

Maintenance
– DO NOT start the unit if the engine oil level is
below the add mark on the dipstick.
– Normal operating level is in the cross-hatch
pattern between the FULL and ADD markings on
the dipstick.
– Add oil only if the oil level is below the ADD mark
on the bottom of the cross-hatch pattern on the
dipstick.
– DO NOT OVERFILL the crankcase.
Verify the fuel level.
•
Verify the remote switch is also off and tagged if
•
the unit is connected to a remote start or transfer
switch.
NOTE: If the engine was run out of fuel, or the fuel tank
was drained, it may be necessary to purge the fuel lines.
See the engine operator's manual supplied with the unit
for more information.

Engine Oil Recommendations

Contact a GMASD or refer to the applicable engine
service manual for engine oil recommendations.

Coolant Recommendation

DANGER
Risk of poisoning. Do not use mouth to siphon
coolant. Doing so will result in death or serious
injury.
WARNING
Risk of burns. Do not open coolant system
until engine has completely cooled. Doing so
could result in serious injury.
CAUTION
Risk of overheating. Do not use any chromate base
rust inhibitor with propylene glycol base antifreeze,
boosters, or additives. Doing so will cause overheating
and possible equipment damage.
Contact a GMASD or refer to the applicable engine
service manual for engine coolant recommendations.
See table below for mixtures:
Freezing Point: °F (°C)
Water: % Volume
Anitfreeze: % Volume
38
(000149)
(000154)
(000165a)
-34 (-36) -62 (-52) -84 (-64)
50 40 30
50 60 70
Owner's Manual for Mobile Generator