Lancaster 7-LXDAN-1 Installation, Operating And Service Manual page 22

Problem
8. Untreated water is being delivered
9. Water running to drain
10. Error – 101 = Control unable to sense motor
movement
11. Error – 102 = Control valve motor ran too
short and was unable to find the next cycle
position and stalled
Possible Cause
a. Bypass valve is open or faulty
b. Media is exhausted due to high water
usage
c. Meter not registering
d. Water quality fluctuation
e. Damaged seal/stack assembly
f. Control valve body type and piston type
mix matched
g. Fouled media bed
a. Power outage during backwash
b. Damaged seal/ stack assembly
c. Piston assembly failure
d. Drive cap assembly not tightened in
properly
a. Motor not inserted full to engage pinion,
motor wires broken or disconnected
b. PC Board not properly snapped into drive
bracket
c. Missing reduction gears
a. Foreign material is lodged in control valve a. Open up control valve and pull out
b. Mechanical binding
c. Main drive gear too tight
d. Improper voltage being delivered to PC
Board
PAGE 22
Solution
a. Fully close bypass valve or replace
b. Check program settings or diagnostics
for abnormal water usage
c. Remove meter and check for rotation or
foreign material
d. Test water and adjust program values
accordingly
e. Replace seal/stack assembly
f. Verify proper control valve body type
and piston type match
g. Replace media bed
a. Upon power being restored control
will finish the remaining backwash
time. Reset time of day
b. Replace seal/ stack assembly
c. Replace piston assembly
d. Re-tighten the drive cap assembly
a. Disconnect power, make sure motor is
fully engaged, check for broken wires,
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.
b. 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.
c. Replace missing gears
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.
b. Check piston 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.
c. 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.
d. 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.