50-2 3000 Service Hours
D60x90 Navigator HDD Maintenance
C
OOLING
S
YSTEM
- D
RAIN
AND
C
LEAN
Step 1:
Step 2:
Open engine access cover.
Step 3:
Remove overfill bottle cap
(1).
Step 4:
Drain old coolant from the system by opening petcock
(2)
on the radiator.
The system holds approximately 4.4 gal (17 L).
Step 5:
Close petcocks.
Step 6:
Fill radiator with clean water. Check for signs of rust and add a cooling
system cleaner to the water if necessary.
Step 7:
Install overfill bottle cap. Run engine long enough to ensure thermostat
has opened, allowing engine and radiator to receive fresh water.
Step 8:
Shut off engine. Allow system to cool, then remove overfill bottle cap and
open petcocks to drain water.
WARNING:
Hot fluid under pressure can scald.
Allow engine to cool before opening radiator cap.
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Summary of Contents for D60x90 Navigator
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