beautypg.com

Troubleshooting - section d – Gorman-Rupp Pumps 13D1-L70EE S/G 1264232 and up User Manual

Page 16

background image

TROUBLE

POSSIBLE CAUSE

PROBABLE REMEDY

PUMP FAILS TO
PRIME

Strainer clogged.

Check strainer and clean if neces­
sary.

Suction lift or discharge head too high.

Check piping installation and install
bypass line if needed. See INSTAL­
LATION
.

Leaking or worn seal or pump gasket.

Check pump vacuum. Replace

leaking or worn seal or gasket.

Lining of suction hose collapsed.

Replace suction hose.

Air leak in suction line.

Correct leak.

Not enough liquid in casing.

Add liquid to casing. See
PRIMING.

Suction check valve contaminated or
damaged.

Clean or replace check valve.

OM-05461

10 SERIES

TROUBLESHOOTING

PAGE D - 1

TROUBLESHOOTING - SECTION D

Review all SAFETY information in Section A.

Before attempting to open or service the
pump:

1. Familiarize yourself with this manual.
2. Shut down the engine and take pre­

cautions to ensure that the pump will
remain inoperative.

3. Allow the pump to completely cool if

overheated.

4. Check the temperature before open­

ing any covers, plates, or plugs.

5. Close the suction and discharge

valves.

6. Vent the pump slowly and cautiously.
7. Drain the pump.