Armstrong DRV40 - Battery Error; Cable and PCB;PSU Checks; Troubleshooting Actions for Battery Issues; Display Issues

Intelligent System Solutions® STEAM ● AIR ● HOT WATER
armstronginternational.com
Armstrong Hot Water, Inc. – DRV40-80 Gen. 2 Troubleshoot Guide
221 Armstron
g
Blvd.
,
Three Rivers
,
Michi
g
an 49093
–
U.S.A. Phone:
(
269
)
27
9
-
3602 Fax:
(
269
)
27
9
-
3130































Battery Error
Has the valve been reset
(
i.e.
p
owered off
,
then on
)
?
Check
Yes
No
Reset the valve by
powering down & then
p
owerin
g
back on
Have the batteries been
replaced within last year?
No
Re
p
lace Batteries
No
Ensure all wires are not
pinched & plugs are
connected
Are all cables/wires &
connectors ok?
Yes
Yes
Yes
No
Replace Ele. Housing
No
Re
p
lace Ele. Housin
g
Is the valve PCB
operational and ok?
Is the valve PSU
operational and ok?
Yes
Issue addressed or Contact
Factory @ 269-279-3602
Display Issues
Has the valve been reset
(
i.e.
p
owered off
,
then on
)
?
Check
Yes
No
Reset the valve by
powering down & then
p
owerin
g
back on
No
No
Adjust brightness via
POT adjustment screw on
PCB
Is the lighting/brightness
sufficient?
Yes
Yes
Replace display & keep
original to allow for a
spare in event heat
affects a
g
ain
Is the display
numerals/characters ok?
Issue addressed or Contact
Factory @ 269-279-3602
Key:
PSU = Power Supply GDA = Gear Drive Assembly
PCB = Printed Circuit Board