User’s Manual
37
5.
M
AINTENANCE AND
T
ROUBLESHOOTING
Repairs or modifications to this equipment are to be performed by Bonitron approved
personnel only. Any repair or modification to this equipment by personnel not approved
by Bonitron will void any warranty remaining on this unit.
5.1.
P
ERIODIC
T
ESTING
There are no requirements for periodic testing of these units. It may be beneficial to
repeat start-up procedures and checks when performing routine maintenance.
5.2.
M
AINTENANCE
I
TEMS
Check the fan periodically for debris, and blow out with an air hose if it has become
obstructed or not running at full capacity.
Power should not be applied when
blowing dust and debris out of unit
.
5.3.
T
ROUBLESHOOTING
CAUTION!
There are no user serviceable parts within the M3645P. If you are still
experiencing problems after you have reviewed this whole section, you
may contact Bonitron for additional assistance at (615) 244-2825.
5.3.1.
POWER
LED
IS NOT ON
,
OR
D
IGITAL
D
ISPLAY IS NOT ACTIVE
:
▪
Check AC input voltage at terminals. Voltage should be within range
specified in Table 2-1 for your unit. If the power light will not come on,
check any overcurrent devices or disconnects upstream of the unit.
▪
If the power lamp will not come on, it is likely that the unit is damaged and
needs to be repaired.
5.3.2.
READY
OUTPUT WILL NOT CLOSE
The Ready output indicates that the module is enabled and in a ready
condition. When the power is applied to the module, the Ready output will
normally close after a startup delay of approximately 2 seconds. Thereafter,
the Ready output should be closed, indicating that the system is ready to
operate. If the Ready output fails to close, one of several faults may be
indicated.
▪
Make sure the Power LED is on.
If the Fault LED is blinking, refer to Table 4-1
, “Blink Codes” to determine
which fault is active, or look at the digital display.
▪
If the Fault LED is on solid, the "Enable" input is not activated.
5.3.3.
U
NIT WILL NOT RESPOND TO
ENABLE
COMMAND
▪
Confirm that 24V is present between TB2-2 and TB2-4 (see Figure 3-6).
▪
If the internal 24V supply is being used, confirm that a jumper is present
between TB2-4 and TB2-5.
5.3.4.
D
RIVE TRIPS ON
DC
B
US
O
VERVOLTAGE DURING BRAKING
If an attached drive trips on overvoltage, it typically indicates the M3645P is
not regenerating. There are some simple things that can determine the
cause.
Summary of Contents for M3645P
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Page 22: ...M3645P 22 Figure 3 5 M3645P 150A 225A and 300A Connection Locations ...
Page 27: ...User s Manual 27 Figure 3 9 M3645P 150A 225A and 300A Power Wiring ...
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Page 45: ...User s Manual 45 Figure 6 2 M3645P M11 Chassis Dimensional Outline ...
Page 46: ...M3645P 46 Figure 6 3 M3645P M12 Chassis Dimensional Outline ...
Page 47: ...User s Manual 47 Figure 6 4 M3645P M15 Dimensional Outline ...
Page 48: ...M3645P 48 Figure 6 5 M3645 M15 Line Reactor Dimensional Outline ...
Page 50: ...M3645P 50 6 7 BLOCK DIAGRAM Figure 6 7 Typical Customer Application ...
Page 53: ...User s Manual 53 NOTES ...
Page 54: ...M3645P 54 ...
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