Durapac DHS-5, Instruction Manual

Page: 8 / 9

Instruction Manual
DHS-5 Remote Spreader - V1.0 www.durapac.com Page 8 of 9
Problem Cause Solution
Air-locked pump

Prime pump according to pump
operating instructions
Pump not operating

Check pump’s operating
instructions
Load is above the capacity of
the system

Use the correct equipment
Spreader extends only
partially Low or no hydraulic fluid in
pump reservoir

Fill and bleed the system
Load is above the capacity of
the system

Use the correct equipment
Sticking or binding cylinder

Check for dirt or leaks

Check for bent, misaligned, worn
parts or defective packings
Spreader moves slower
than normal Loose couplers

Tighten couplers
Restricted hydraulic line or
fitting

Clean

Replace if damaged
Pump not operating correctly

Check pump’s operating
instructions

Repair or replace as necessary
Low fluid level in pump
reservoir

Fill and bleed the system
Leaking cylinder seals

Replace worn seals

Check for excessive contamination
or wear

Replace contaminated fluid as
necessary