Hafco SS25 Instruction manual - Compressors
COMPRESSORS
TROUBLE SHOOTING
-
WH:EN CO IIPRESSOR CAN BE STARTED
SYMPTOMS
CAUSES
REMEDIES
Abnorm ]
1. Loose valve assembly
1. Tighten bead.
,
noise
2. Pis
t
o
11
bits valve plate
2. Return to fa I 3. Worn bearing 3. Rdnrn to factory for repairs. 4. Loose puJJeys 4. Tighten fittings. Excessive oil 1. Worn piston ring 1. Replace with new ones. consumption 2. Worn piston 2. Replace with new ones. 3. Worn cylinder 3. Replace with new ones. I 4. Blocked intake 4. Clear filter. ' 5. OH leak 5. Check for leakage & rectify. Flywheel Incorrect connection of Consult an electrician. revolves in motor termi.ual wrong direction Inaccuracy of Presrnre gauge faulty Replace with new o n e . pressure gauge Overheating 1. Overloading of motor due to 1. Lower working pressure. of electric excessive working pressure motor (higher than anticipated) 2. Burnt piston, pump seized 2. Rebuild compressor. OT tight Overheating 1. Insufficient lubrication 1. Add Juurication oil. of bearings 2. Bad Jubric:Hion system 2. Return to factory for repairs. 3. Crankshafr placed wrongly 3. Return to factory for repairs. 4. Dipper broken 4. Return to factory for repairs. FuH cut out 1. Worn valve plate 1. Repair or replace valve plate. pressure can 2. Valves have lost their temper 2. Replace valve. not be reached 3. Dirt on valve plate 3. Remove and dean it. -1. Leaks from safety valve 4. Replace safety valve. 5. Leaks from bolt holes 5. Tight n the nuts evenly wirh thread sealant. 6. Uneven valve seat surface 6. Remove and lap the surface. 7. Leaks f r om piston rings 7. Replace with new ones. 8. Casket blown 8. Replace gasket. 9. Fittings leaking 9. Replace with new ones or reseal. Page 15 Instructions Manual for SS25 (C330) 28/06/2016