Diamond Air DA425EA User Manual - Page 17

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DA425EA:99900679:

19951003

THE CRANKSHAFT SHOULD HAVE NEW BEARINGS

INSTALLED. IF NOT, PRESS THE NEW BEARINGS INTO

POSITION ON THE CRANKSHAFT.

FIGURE E-3. BRG HSG TORQUE SEQUENCE

GASKET KITS ARE SUPPLIED WITH TWO (2) EACH OF

.006, .010, .015, AND .020 GASKETS. USE THESE REAR

BEARING GASKETS IN ANY COMBINATION AND

QUANTITY TO LIMIT ALL PLAY FRONT TO REAR, BUT

STILL ALLOW THE CRANKSHAFT TO TURN FREELY.

FIGURE E-4. ROD ALIGNMENT

NOTE

5-3

5-5. CLUTCH REPLACEMENT

CLUTCH FAILURE MAY BE DUE TO A LEAKING CHECK

VALVE. MAKE CERTAIN THAT THE CHECK VALVES ARE

FUNCTIONING PROPERLY BEFORE INSTALLING THE

NEW CLUTCH.

CHECKED BY PRESSURIZING THE TANK AND

SHUTTING OFF THE COMPRESSOR. THERE SHOULD

BE NO AIR ESCAPING FROM THE UNLOADER VALVE.

IF THERE IS AIR ESCAPING, THE CHECK VALVES ARE

FAULTY.

ATTEMPTING TO START THE COMPRESSOR WHILE

THE CLUTCH IS BEING REMOVED WILL CAUSE

SERIOUS INJURY.

IF THE DRIVE BELT IS LOOSENED BEFORE THE

PULLEY IS LOOSE, IT WILL BE DIFFICULT TO HOLD

THE PULLEY STATIONARY WHILE TIGHTENING THE

5/8-11 BOLT.

DO NOT USE A WHEEL PULLER ON THE OUTER RIM

OF THE PULLEY. THIS CAN RESULT IN DAMAGE TO

THE CLUTCH BEARING.

CAUTION

THE CHECK VALVES MAY BE

WARNING

NOTE

CAUTION