Appendix D - ADM Error Codes
3A2175Z
85
A4N1 Motor Over
Current
A hardware current fault has
occurred causing a system
shutdown
Alarm
Short circuit of motor
wiring
Check wiring to the motor to ensure no bare wires
are touching and that no wires are shorted to ground
Motor rotor has become
locked
Unplug the directional valve (so pressure will not
build) and try to move the motor again. If this
succeeds then the power pack may need to be
replaced. If the motor is still unable to move, the
bearings or hydraulic pump have likely failed in the
motor and will need to be replaced.
A7A6 Red Blanket
Control Fault
Unexpected current to
heater/chiller
Alarm
Shorted Temperature
Control Module
If temperature rises for a zone that has been
disabled, replace Temperature Control Module
A7B5 Blue Blanket
Control Fault
A7A3 Red Inline
Control Fault
A7B1 Blue Inline
Control Fault
A7A2 Red Hose
Control Fault
A7B4 Blue Hose
Control Fault
A7A7 Red Chiller
Control Fault
A7B8 Blue Chiller
Control Fault
A8A6
No Red
Blanket
Current
No current to the conditioning
zone
Alarm
Tripped circuit breaker Visually check circuit breaker for a tripped condition
A8B5
No Blue
Blanket
Current
A8A3 No Red Inline
Current
A8B1 No Blue Inline
Current
A8A2 No Red Hose
Current
A8B4 No Blue Hose
Current
Low power
Measure voltage across input terminals on power line
filter. Voltage should measure between 190 and 264
Vac
A8B7
No Red
Chiller
Current
Cable unplugged/loose
power
Check for loose or disconnected wires or plugs
A8B8
No Blue
Chiller
Current
Bad heater(s)
Measure resistance of heater(s)
A9C1 Motor Over
Current
A software error has occurred
commanding too much
current
Alarm
Bad Motor Control
Module code
Check for MCM software update, load latest MCM
software, if problem persists contact Graco
B9C0
Small Shot
Request
The requested dispense
amount is below the minimum
amount of the system (25% of
the combined pump volumes
is the minimum)
Deviation
Pumps are defined with
the wrong size
On the ADM go into the Setup screens to the System
screens then make sure that the pump sizes are
defined correctly
Requested shot is below
the capabilities of the
current pump setup
If the user has to be able to take the shot the system
must be fitted with smaller pumps
B9C1
The requested dispense
amount (time/volume/weight)
is below the minimum amount
of the system
Short shot size
Increase the time/volume/weight of the shot
Error
Code Error Name Error Description
Error
Type
Cause
Solution
Содержание HFRL
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