Prochem LGTPC - User Manual

143 pages

Save Page as PDF

To Next Page

86411060-C 03/23/17

Legend GT

Mobile Cleaning Unit

Operating Instructions (ENG)

MODELS: 1.001-119.0

LGTPC

1.001-138.0

LGTVT

1.001-141.0

LGTVT2

1.001-162.0

LGGTDP

From Serial Number (Ref No1*)

*See Serial Number Page in Spare

Parts List or call manufacturer

Main Page

Questions and Answers

D
David ClarkNov 10, 2025
What to do if Prochem Cleaning Equipment loses vacuum while cleaning?
- A
  Alicia AlvarezNov 10, 2025
  If your Prochem Cleaning Equipment experiences a loss of vacuum during cleaning, and the engine RPM is normal, consider these potential causes and solutions: * Check the vacuum gauge tubing for blockages. * Inspect vacuum hoses for damage and leaks and repair or replace if needed. * Ensure waste tank gaskets are properly positioned and sealing well; repair or replace if necessary. * Check for blockages in the vacuum hose or plumbing. * Clean or replace the waste tank filter and strainer basket. * Tighten loose vacuum pump drive belts. * Ensure the waste tank drain valve is closed and not leaking; replace defective components if necessary. * Readjust the vacuum relief valve or replace its diaphragm if damaged. * Remove and clean vacuum exhaust heat exchangers if plugged w...
C
Christina GonzalezNov 23, 2025
How to troubleshoot loss of solution pump pressure in Prochem Cleaning Equipment?
- D
  David ChangNov 23, 2025
  If your Prochem Cleaning Equipment experiences a loss of solution pump pressure, with the cleaning tool open and the solution pressure gauge reading below normal, consider the following troubleshooting steps: * Ensure the water supply is on and not kinked. Check the float valve for proper adjustment or blockage, adjusting or replacing as needed. * Examine the solution pump inlet supply line for blockages or air leaks. Clean the water inlet strainer, tighten loose fittings or clamps, and replace any damaged hoses. * Check the engine speed using a tachometer. Adjust if necessary. * Lubricate the pressure regulator o-ring with lubricant Part #86265430. * Inspect the pressure regulator o-ring for wear and replace if needed. * Clean or repair the pressure regulator and adjust to th...