SYSTEM MAINTENANCE
Fuse Location and Ratings
Follow the instructions on pg. 12 for “Mounting the Control Unit” to access the fuses on the internal circuit boards.
| ! DANGER |
| Turn off the power from the circuit breaker | ||
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| Before servicing this unit. | |||
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| Main Power Board |
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| Location | Fuse Specification | Description | ||
| F1 | 250 Vac 6 amps | Main AC Power Fuse | ||
| F2 | 250 Vac 3 amps | Control Panel Circuit Board Fuse | ||
| F3 | 250 Vac 20 amps | Cell Fuse | ||
| F4 | 250 Vac 1 amp | PCC Fuse | ||
Total Control Interface Board #838
Location | Fuse Specification | Description | |
F1 | 250 Vac | 1 amps | AC Input Power Fuse |
F2 | 250 Vac | 1 amps | 12V Feeder Power Fuse |
F3
F2
F1 
F1
AC IN 
12V
Feeder
F2
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