dosatron D8R - CHAPTER 5 TROUBLESHOOTING; Motor piston

DOSATRON 59
CHAPTER 5
TROUBLESHOOTING
SYMPTOM CAUSE SOLUTION
Motor piston
DOSATRON does not
start or stop
Piston stalled. Reset piston, by hand.
The by-pass is either
on OFF position or
half opened.
Place the by-pass lever in the
ON position (see page 11).
Maximum flow
exceeded.
1. Reduce flow, restart the
DOSATRON.
2. Check piston valves seals
to ensure correct position.
Motor piston is
damaged.
Return unit to your
DOSATRON service center
for repair.