
Code
Code
Code
Description
Description
Description
Type
Type
Type
Cause
Cause
Cause
Solution
Solution
Solution
A3MF
AWB Clean Fan
Filter
Alarm
Cooling inlet
screen is dirty
Clean inlet screen.
Verify accessory is rated for 240 VAC.
A4
_
High Current
Unit _ Zone _
Alarm
Defective or
shorted to
ground on
zone
Verify heater resistance and check for shorts to
ground. Replace as necessary.
A4C#
High Current
Fan AWB, Unit
_
Deviation
Fan is drawing
too much
current
Verify there is not an air obstruction at the inlet/outlet
of enclosure. verify nothing is preventing fan rotation.
Replace fan if necessary.
Replace MZLP.
A7
_
Unexp. Curr.
Unit _ Zone _
Alarm
Unexpected
current flow to
zone
Faulty accessory heater. Measure resistance to
ground between heater leads.
Check for loose or disconnected wires or plugs.
Check for blown fuses on MZLP.
Check heater resistance for open circuit.
Check for shorts between heater and ground.
A8
_
No Current Unit
_ Zone _
Alarm
No Current
Flow to the
Zone
Verify cable is plugged into zones 3–4. Replace
heater if necessary.
A8C
AWB No Fan
Current
Alarm
Cooling fan
not working
Verify fan is plugged in. Replace if necessary.
AM3 #
High Current
SSR MZLP _
Alarm
Excessive
current flow
in the SSR
Check for shorts in harness to SSR. Check polarity of
wiring to SSR. Replace if necessary.
AM4 #
High Current
Contactor
MZLP _
Alarm
Defective or
shorted to
ground on
MZLP
Check for shorts in the harness to contactor. Check
the polarity to contactor. Replace contactor if
necessary.
AM8#
No Current
Contactor
MZLP _
Alarm
No Current
Flow to the
Contactor
Ensure harness to MZLP is connected. Ensure wiring
to contactor is secure. Replace contactor if necessary.
System is not properly loaded with correct Software.
Dial not set correct on MZLP. Duplicate MZLP dial
positions (i.e. 1 to 1, 2 to 2, ect)
Check all CAN connections between the ADM and
missing MZLP.
Check if hardware exists on the network.
CAC#
Comm Error
MZLP _
Alarm
System not
responding to
ADM.
Replace MZLP if necessary.
Dial not set correct on MZLP 5. Set to 5 on board with
daughter board.
Ensure connections between the ADM and hardware
are secure.
CACX
DB Not Present
Unit A
Alarm
Daughter
Board not
responding
Replace Daughter Board.
Dial not set correct on MZLP . Set to 4 on board with
daughter board.
Ensure connections between the ADM and hardware
are secure.
CACY
DB Not Present
Unit B
Alarm
Daughter
Board not
responding
Replace Daughter Board.
334130D
39
Содержание Therm-O-Flow 200
Страница 48: ...Repair Figure 28 48 334130D...
Страница 56: ...Repair Figure 34 Inside of Electrical Control Enclosure 56 334130D...
Страница 59: ...Electrical Schematics 400V 400V 400V 3 3 3 Phase 50 Phase 50 Phase 50 Hz Hz Hz 334130D 59...
Страница 60: ...Electrical Schematics 400 600VV 400 600VV 400 600VV 3 3 3 Phase 60 Phase 60 Phase 60 Hz Hz Hz 60 334130D...
Страница 61: ...Electrical Schematics AWB AWB AWB and and and MZLP 1 MZLP 1 MZLP 1 334130D 61...
Страница 63: ...Electrical Schematics MZLP MZLP MZLP Zones Zones Zones 334130D 63...
Страница 67: ...Parts Electrical Electrical Electrical Module Module Module 334130D 67...
Страница 68: ...Parts 68 334130D...
Страница 94: ...Accessories and Kits 94 334130D...