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14. Error Codes
Problem
Possible Cause
Solution
E1, Err-1001, Err-101
=
Control unable to
sense motor
movement
Motor not inserted full
to engage pinion, motor
wires broken or
disconnected
Disconnect power, make sure motor is fully engaged, check
for broken wires, and make sure two-pin connector on
motor is connected to the two pin connection on the PC
board labeled MOTOR. Press NEXT and REGEN buttons for
3 seconds to resynchronize software with piston position or
disconnect power supply from PC board for 5 seconds and
then reconnect.
PC board not properly
snapped into drive
bracket
Properly snap PC board into drive bracket and then press
NEXT and REGEN buttons for 3 seconds to resynchronize
software with piston position or disconnect power supply
from PC board for 5 seconds and then reconnect.
Missing reduction gears
Replace missing gears
E2, Err-1002, Err-102
=
Control valve
motor ran too short
and was unable to
find the next cycle
position and stalled
Foreign material is
lodged in control valve
Open up control valve and pull out piston assembly and
seal/stack assembly for inspection. Press NEXT and REGEN
buttons for 3 seconds to resynchronize software with
piston position or disconnect power supply from PC board
for 5 seconds and then reconnect.
Mechanical binding
Check piston assembly and seal/stack assembly, check
reduction gears, check drive bracket and main drive gear
interface. Press NEXT and REGEN buttons for 3 seconds to
resynchronize software with piston position or disconnect
power supply from PC board for 5 seconds and then
reconnect.
Main drive gear too
tight
Loosen main drive gear. Press NEXT and REGEN buttons for
3 seconds to resynchronize software with piston position or
disconnect power supply from PC board for 5 seconds and
then reconnect.
Improper voltage being
delivered to PC board
Verify that proper voltage is being supplied. Press NEXT and
REGEN buttons for 3 seconds to resynchronize software
with piston position or disconnect power supply from PC
board for 5 seconds and then reconnect.
Summary of Contents for Reliant DRS4-EM-15
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