D/E/F 5.601.B.6/1
1.15
15
E
12. FAULTS / CAUSES AND ELIMINATION
No cooling capacity (or too little)
Fan wheel not running smoothly
, noisy
Cause
Remedy
z
z
Damage
Replace components
Check hose for kinks and blockages
Check dimensions of hose
z
z
Foreign matter on fan wheel
Clean or replace fan wheel
z
Incorrect direction of rotation
Insufficient oil flow
ranspose 2 phases of the electrical
supply
-Important:
Pump direction of rotation clockwise
Check oil flow rate
z
Air flow too low or
no air flow
Check air supply at the air inlet and
outlet
Check system
z
Poor heat transfer in the cooler element
Clean cooler element
(see Pt. 10)
z
Insufficient oil flow
Check oil flow rate
