MTD 584 Operations Instructions download pdf (Page 71)

TM 5-6115-584-12

NAVFAC P-8-622-12

TO-35C2-3-456-1

TM-05682C-12

Table 3-3. Troubleshooting (Cont)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

7. GENERATOR SUPPLIES NO VOLTAGE TO LOAD.

Step 1. Check main circuit breaker for ON position on ac output control box.

Place circuit breaker in ON position. If breaker will not stay on, perform the following

actions:

Make certain load leads are attached to the correct load

terminals.

Make certain connections are clean and tight.

Verify load is not excessive to generator capability and does not have an internal short.

Notify higher level maintenance.

8. GENERATOR SUPPLIES IMPROPER (UNDER OR OVER) VOLTAGE FREQUENCY TO LOAD.

Step 1. Check reconnection switch on ac output control box.

Make certain switch position matches load.

Disconnect load before switching.

Step 2. Check load terminal board (paragraph 3-17).

Make certain load leads are attached to the correct load terminals. Make certain

connections are clean and tight.

Step 3. Check engine speed.

Adjust engine speed by turning speed control assembly until frequency meter on

control panel indicates 60 Hz with load on Generator Set.

If engine speed cannot be brought up so that Generator operates at 60 Hz, check

external governor linkage for binding and check steps under ENGINE STARTS

BUT DOES NOT RUN SMOOTHLY.

If engine speed cannot be brought down so that Generator operates at 60 Hz, check

external governor linkage for binding or notify higher level maintenance

(paragraph 3-21).

3-11. BATTERY

ASSEMBLY.

a. Inspect (see figure 3-2). On generators equipped with

acoustic suppression kit (ASK), remove batteries access door for

Inspection.

(1) Inspect battery cable terminal connectors (2),

(10)

and

(11) for corrosion, deterioration, or physical damage. Inspect

battery terminal covers (16) for proper

installation and physical

condition. Replace if cracked, split or torn.

(2) Inspect cables (l), (3), and (4)

for breaks, damage and

Section V. OPERATOR MAINTENANCE PROCEDURES

(3)

Inspect

battery

top

frames (5), bottom frame (12),

and tray (13) for corrosion or physical damage. Check to

see that frame is held securely in place and that all

attaching hardware, nut (7), washer, (8), screw

(14), washer

(15), and bolt (9), is

securely in place. Check that frame is free

of electrolyte.

(4) Inspect battery (6) for leaks or cracks. Check top

of battery and battery caps for cleanliness. Check bat-

tery electrolyte (liquid) level. Level should be

deteriorated insulation.

3-8 Change 7

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MTD 584 Operations Instructions Page 71

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