Hotsy 1700 Series Operating Instructions And Parts Manual

1700 SERIES PRESSURE WASHER OPERATOR’S MANUAL
11
TROUBLESHOOTING
Hotsy 1700 • 97-6419 • Rev. 7/06
PROBLEM POSSIBLE CAUSE SOLUTION
LOW OPERATING
PRESSURE
Faulty pressure gauge Install new gauge.
Insufficient water supply Use larger supply hose; clean filter at water inlet.
Old, worn or incorrect spray nozzle Match nozzle number to machine and/or replace with
new nozzle.
Belt slippage Tighten or replace; use correct belt.
Plumbing or hose leak Check plumbing system for leaks. Retape leaks with
teflon tape.
Faulty or misadjusted unloader
valve (Where applicable)
Call technical support.
Worn packing in pump Install new packing kit.
Fouled or dirty inlet or discharge
valves in pump
Clean inlet and discharge valves.
Worn inlet or discharge valves Replace with valve kit.
Obstruction in spray nozzle Remove obstruction.
Leaking pressure control valve
(where applicable)
Rebuild or replace as needed.
Insufficient power supply Check voltage.
FLUCTUATING
PRESSURE
Valves worn Check and replace if necessary.
Blockage in valve Check and clean out if necessary.
Pump sucking air Check water supply and suction line for air seepage at
joints.
Worn piston packing Check and replace if necessary.
PRESSURE LOW
AFTER PERIOD OF
NORMAL USE
Nozzle worn Check and replace if necessary.
Inlet or discharge valves worn Check and replace if necessary.
Inlet or discharge valves blocked Check and clean if necessary.
Unloader valve seat worn Check and replace if necessary.
PUMP NOISY
Air in suction line Check water supply and connections on suction line.
Broken or weak inlet or discharge
valve springs
Check and replace if necessary.
Foreign matter in valves Check and clean if necessary.
Worn bearings Check and replace if necessary.
Excessive temperature of liquid Reduce to below 75° C (180°F).
PRESENCE OF
WATER IN PUMP
OIL
Oil seal worn Check and replace if necessary.
High humidity in air Check and change oil twice as often.
Piston packing worn Check and replace if necessary.
MOTOR STRAINS
UNDER LOAD
(CONTINUED ON
NEXT PAGE)
Faulty motor Send to nearest Baldor repair center.
Incorrect spray nozzle Install proper nozzle size (see serial plate for proper
size).
Obstruction in spray nozzle Remove obstruction.
Call local distributor.

Hotsy 1700 Series Specifications

General

Brand	Hotsy
Model	1700 Series
Category	Pressure Washer
Language	English