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Chemical Injection
System continued
Not enough chemical
Metering tip plugged
Remove and clean
Wrong metering tip
Check and replace per chart
Chemical line blows off
safety cap
Debris in injector
Remove safety cap from
chemical and blow small
amounts of compressed air
into line
Water back flows into
chemical bottle
Bad seat on injector
check valve
Check injector o - ring or
replace
Bad safety cap
Replace safety cap
Dump System
Dump hose will not emp-
ty tank
Dump hose cap not
removed
Remove cap
Clog in bottom of tank
Tip dump contents, remove
debris
Dump hose leaks
Hose cut
If leak is less than 4” from
tank side, cut and reattach, or
replace
Clamp loose
Tighten hose clamp
Dump cap missing
Replace cap
Wheels and Casters
Wheels won’t roll, or they
rub
Flat tires
Inflate tires to 30 p. s. i.
Debris wrapped around
axle
Check for debris on axle
Bearings tight
Grease bearings
Wheels too loose on axle Remove wheel, add washers
to take up slack
Bearings falling out
Replace bearing assembly
Squeegee Head
Floor streaks
Worn blades or wheels
Replace wheels and / or
blades
Squeegee head doesn’t
easily rotate when
installed on wand
Brass ring on wand not
in groove
Loosen coupling nut and
re-position head on groove
Coupling nut too tight
Loosen 1 / 2 turn
Head won’t stay on wand Coupling nut cracked
Replace
Brass ring worn
Replace
Premature blade wear
Squeegee wheels worn
Check wheels for wear /
replace
Sucks to the floor too
tightly
Squeegee wheels worn
Check wheels for wear /
replace
Page 3-4
3.0 MAINTENANCE
Area Problem Possible Cause Solution
