Mi-T-M CD Series, Operator'S Manual

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20 Mi-T-M
®
CD-GASOLINE Operator's Manual
troublesHooting
SYMPTOM PROBABLE CAUSE
Engine will not start. Various engine problems. Refer to the engine manual
accompanying your unit.
Unit components are frozen. Allow to thaw. If any part of the unit
becomes frozen; excessive
pressure may build up in the unit
which could cause the unit to burst,
resulting in possible serious injury to
the operator or bystanders.
No discharge at nozzle when Inadequate water supply. Ensure hose is 3/4" diameter and
trigger mechanism is squeezed. incoming water supply is turned on.
Kink in water inlet hose. Remove kink.
Low or fluctuating pressure. Kink in high pressure discharge hose. Replace kinked high pressure hose.
Water inlet screen obstructed. Remove screen, clean or replace.
Pump sucking air. (Prime eliminated) Tighten all water intake connections
Eliminate leaks in intake line.
Not in high pressure mode. Adjust pressure on the unloader.
Obstructed or worn spray nozzle. Remove, clean, or replace.
Damaged or obstructed valve assy. Remove, inspect, clean or replace.
on pump.
Pump packings worn. Replace packings.
Bypass valve not operating correctly. Repair or replace.
Water is leaking from the "Thermal Water temperature is too high. Do not allow unit to operate in
Relief Valve". the bypass mode (with trigger gun
closed) for more than three minutes.
Defective valve. Replace.
Oil appears milky or foamy. Water in oil. Change pump oil. Fill to proper
level.
Oil leaking from unit. DO NOT USE!!!!! Contact Mi-T-M Service.
Detergent will not siphon into Detergent strainer is not completely Check, submerge if necessary.
Low Pressure Detergent mode. submerged in detergent solution.
Detergent strainer obstructed. Inspect, clean or replace.
Detergent hose cut, obstructed or Inspect, clean or replace.
kinked.
Detergent adjusting knob turned to Open adjusting knob. Refer to
closed position. "Cleaning with Detergents" pg. 7.
Not in Low Pressure mode. Insert 6540° nozzle.
Nozzle assembly is plugged. Clean or replace.
Too many high pressure hose Use one extension maximum.
extensions attached to the water outlet.
Ball & Spring in Venturi stuck. Remove, clean or replace.
Water flows back into detergent Ball & Spring in Venturi reversed, Remove, clean or replace.
container. missing or corroded.
Water flows from the nozzle when the Gun is malfunctioning. Repair or replace.
trigger gun is locked in the "OFF"
position.
REMEDY