Product Manual

SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION

A. FLUID LEAKS 1. Packing seals settled Tighten two screws on the retainer and torque to approximately

AROUND SHAFT 20 lb. in. (or hand tighten then another half turn until leak stops)

SEAL

2. Seals worn Remove the two screws on the retainer and remove the retainer

and bearing. Remove all three seals and replace.

B. FLUID LEAKS AT 1. Anti-siphon valve or Replace vent plug assembly. Remove the black cap. Remove old

ANTI-SIPHON VALVE O-ring damaged vent plug assembly by turning counterclockwise. Install new vent

plug assembly. Replace cap.

C. LOW FLOWRATE 1. Inlet screen clogged Remove the pump from the tank. Remove the suction pipe, spacer,

and inlet screen from the bottom of the pump. Clean the inlet

screen and assemble. Place the pump on the tank using installa-

tion instructions.

2. Suction pipe leak Remove the pump from the tank. Inspect the spacer and suction

pipe to ensure they are not worn or damaged. Replace as neces-

sary and install the suction pipe and pump again using installation

instructions.

3. Piston ring or liner Remove the piston cover and inspect the piston ring and liner.

worn Scoring and severe scufng on the liner indicates wear. If neces-

sary, install an Overhaul Kit.

4. Piston cracked Remove the piston cover and inspect the piston. Install an

Overhaul Kit, if necessary.

D. PUMP SEIZED 1. Debris in piston or liner Disassemble and clean the piston and liner. Check for debris

lodged in the piston ring or behind the liner. Small dimples in the

liner indicate dirt, debris or welding slag contaminants in the tank.

Replace the piston ring and liner. If appropriate, ush the tank of all

contaminants.

TROUBLESHOOTING