MAC TOOLS MW250 Betriebsanleitung PDF herunterladen (Seite 39)

100

101

TM 5-4310-452-14

Table 2-1. Operator Preventive Maintenance Checks and Services (PMCS) (Con't).

B-Before D-During A-After W-Weekly

Interval ITEM TO BE INSPECTED Equipment is

Item PROCEDURE: Check for and have repaired Not Ready

No. B D A W filled or adjusted as needed Available If:

12 INSTRUMENTS AND GAGES

Check for proper indication and operation. Any gage inoperative or not

within limits.

• Fuel pressure: 4-6 psi (28-41 kPa)

• Oil pressure: 60-80 psi (414-552 kPa)

• Discharge pressure: 80-120 psi (552-827 kPa)

• Ammeter: Should indicate positive (+)

charge

• Tachometer: 1400 rpm idle to 2500 rpm

max

• Compressor

temperature: 150°F-230°F (66°C-110°C)

after 10 minutes of operation

13 SAFETY RELIEF VALVE

• Pull up on ring (3) of safety relief valve (4). Safety

relief valve should open and allow air pressure to es-

cape. If valve will not open, notify your supervisor.

14 SERVICE AIR MANIFOLD

• Open and drain moisture from service air manifold

drain (5).

TA505400

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