Vii) Troubleshooting - NewMar PM-24-80 Installation And Operation Manual

Individual Model Specifications
Model Input VDC
Amps V
@ Full OUT
Load
230V
PM-24-80 19 27.2
PM-48-50 22 54.4

VII) Troubleshooting

Condition
A. No output current
B. PM repeatedly trips
input circuit breaker with no
battery or load connected
C. Reverse polarity battery
Connection to the PM has
caused PM to stop charging
9
P.O. Box 1306, Newport Beach, California 92663 • Phone: 714-751-0488 • Fax: 714-957-1621 • E-Mail: techservice@newmarpower.com P.O. Box 1306, Newport Beach, California 92663 • Phone: 714-751-0488 • Fax: 714-957-1621 • E-Mail: techservice@newmarpower.com
Amps Battery Weight
Cont. Capacity Lbs.
+
80 160-800 34
50 100-500 34
Possible Cause
1. PM not receiving AC input voltage
or is not receiving correct input voltage
2. PM limiting its output due to overload
or ambient over temperature condition
3. One or both fans not operating properly,
causing over temperature condition and
PM power reduction
4. Blown output fuse
5. Defective Power Module
Internal Short
DC output fuse and possibly other compo-
nents blown
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Protection
Output fuse for reverse polarity
Weight
Output current limit
Kg.
Input circuit breaker
Automatic high temperature protection and power reduction
starting @ 50° C and full load
Output Over Voltage Protection
15
Case Size (all models):
3.5" H x 17" W* x 20.5" D
15 * 19" and 23" mounting brackets provided
Solution
1 .Using a voltmeter, confirm AC input
voltage. Check input connections.
2. Reduce DC load and/or determine
cause of over temperature conditions
3. Replace fan if necessary. (See section
IV-C, Cooling Fans)
4. Replace blown fuse (See section IV-B,
DC fuse)
5. Return entire unit to place of purchase for
repair/replacement or contact NEWMAR for
return authorization.
Return to place of purchase for
repair/replacement or contact
NEWMAR for return authorization.
Replace output fuse (See Section
IV B: "DC Fuse") If fuse blows again,
return to place of purchase for repair/
replacement or contact NEWMAR for
return authorization.