Troubleshooting
3A4096F
25
Troubleshooting
Problem
Cause
Solution
The pump is not operating. No lubricant
flow.
No air
1. Adjust air pressure/supply.
2. Open bleed-type master air valve (F)
(page 6).
No lubricant in reservoir
Fill the reservoir.
Losing prime
1. Remove trapped air (see Air Lock,
page 10).
2. Prime the pump (Priming, page 9).
Injectors not cycling or only some of the
injectors are operating
No lubricant flow
See Pump is not operating. No lubri
-
cant flow in Troubleshooting table.
Low pressure or no pressure
1. Check piping for leaks. If a leak is
detected, repair or replace piping.
2. Check injectors for leaks. If a leak is
detected, repair or replace injector.
3. If the total system volume is greater
than the Pump Lubricant Output
provided in Table 1 or Table 2, split
the system into two or more sys
-
tems. Refer to Lubrication System
Sizing and Calibration Guide, page
Pump seals are bad
Replace seals (17K553). See Parts,
page 27.
