Kärcher PROCHEM Peak GTX2, Operating Instructions Manual

Page: 53 / 146

51
Maintenance
PROBLEM CAUSE SOLUTION
Chemical flow
meter indicates
flow with the tool
valve closed
External leak in chemical piping
Tighten fittings. Re-apply thread sealant where
required. If any fittings are damaged, replace.
Outlet check valve is full of debris or
damaged, not allowing it to close properly
Close the chemical valve on the instrument panel. If
the flow meter does not indicate flow, remove debris
or replace check valve, if necessary.
Chemical pump diaphragm is ruptured
Close the chemical valve on the instrument panel. If
the flow meter still indicates flow, replace the
chemical pump diaphragm and plastic disk.
Internal leak in chemical valve causing
continual flow through prime tube to waste
tank. Tighten valve packing nut (see "General Service
Adjustments" section in this manual). Replace valve,
if necessary.
Solution pump
does not engage
Solution pump circuit breaker has been
tripped Check the solution pump circuit breaker on the
control panel. Press the circuit breaker reset button.
Defective electrical connection in the
console wiring or defective switch.
Examine switch, electrical connections, and wiring.
Repair any defective connections. If there is power
going to the switch but not going out, replace the
defective switch.
Solution pump has not been activated Turn solution pump switch to on.
Defective solution pump clutch. NOTE: The
clutch may be manually set by inserting two
1/4-20 x 1/2 bolts. Line up the holes on the
clutch and insert the bolts. To disengage the
pump, remove the bolts.
If there is power in the switch, but not power at the
clutch, replace the defective wire. If there is power at
the clutch, replace the defective clutch.
Loose or broken solution pump belt. Tighten or replace belt.
Engine will not
start. The engine
does not turn over
Main circuit breaker on the control panel
has been tripped. After inspecting the unit to determine the cause of
the tripped circuit breaker, press the reset button.
Loose or corroded battery. Clean, tighten, or replace the battery terminals.
Dead battery. Recharge or replace battery.
Defective High Solution Temperature
Sensor
Check for connectivity, if necessary replace.
Defective ignition switch.
Test ignition switch for power going into the switch. If
there is power going in but NO power going out,
replace the switch.
Defective starter motor. Test the starter motor. If necessary replace.
Vacuum pump seized.
Refer to Gardner Denver Service & Repair Manual
or dealer.
86411120 Manual Operators - Peak GTX2 Prochem