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the engine will not start and operate the
starter motor until oil pressure is obtained.
8. Refer to alarm 5 of section 3.5.5 for over
crank/start disable instructions. Operate the
engine and check for leakage from the filter.
When the engine has cooled, check the oil
level on the dipstick and put more oil into the
sump, if necessary.
9. Return the unit back into service by returning
the main pump controller selector to
“automatic” position and the manual
operating lever to AUTO-OFF position.
Figure #19A – DP6H models
Figure #19B – DQ6H models
Figure #19C – DR8H, DS0H, DT2H
3.3.4 Oil Specification
This engine is factory-filled with oil.
Important: Do not add makeup oil until the oil
level is BELOW the add mark on the dispstick.
Oil spec to be used for all engine models:
API Symbol:
Note: CF-4, CG-4, CH-4 and CI-4 are also acceptable
Figure #20
3.3.5 Oil Capacities (Including Filter)
Figure #21
3.4 COOLING SYSTEM
3.4.1 Intended Engine Operating Temperature
The DP, DQ, DR, DS & DT engines are provided
with either a heat exchanger or radiator to maintain
the engine coolant temperature within recommended
operating guidelines.
The DP, DQ, DR, DS, & DT engines have an
intended engine operating temperature of 160º F
(71ºC) to 185º F (85º C). A high coolant temperature
switch is provided to indicate a high coolant
temperature alarm at 205º F (96º C).
3.4.2 Engine Coolant
The following information is provided as a guide for
Clarke Engine users in the selection of a suitable
coolant.
The water/ethylene glycol/inhibitor coolant mixture
used in Clarke engines must meet the following basic
requirements:
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