Cause And Remedy; Special Tools; Adjustment Procedures; Checking Pump Pressures - Upright TM12 Service & Parts Manual

Troubleshooting
4.2 C
AUSE AND
Page 4-2
R
EMEDY
1. Verify your problem.
• Do a full function test from both platform controls and chassis controls and note all functions
that are not operating correctly.
2. Narrow the possible causes of the malfunction.
• Use the troubleshooting guide to determine which components are common to all circuits
that are not functioning correctly.
3. Identify the problem component.
• Test components that are common to all circuits that are not functioning correctly. Remem-
ber to check wires and terminals between suspect components. Be sure to check connec-
tions to battery negative.
4. Repair or replace component found to be faulty.
5. Verify that repair is complete.
• Do a full function test from both platform and chassis controls to verify that all functions are
operating correctly and machine is performing to specified values
S T
PECIAL OOLS
Following is a list of tools which may be required to perform certain maintenance procedures on
the UpRight Work Platform.
• Flow Meter with Pressure Gauge
(UpRight P/N 067040-000)
• 0-1000 PSI Hydraulic Pressure Gauge with Adapter Fittings (UpRight P/N 014124-010)
• 0-3000 PSI Hydraulic Pressure Gauge with Adapter Fittings (UpRight P/N 014124-030)
• Adapter Fitting (UpRight P/N 063965-002)
• Inclinometer (UpRight P/N 010119-000)
• Crimping Tool (UpRight P/N 028800-009)
• Terminal Removal Tool
(UpRight P/N 028800-006)
A P
DJUSTMENT ROCEDURES
Hydraulic settings must be checked whenever a component is repaired or replaced.
Connect a pressure meter of appropriate range to the test port located on the hydraulic manifold.
Correct pressure settings are listed in the hydraulic schematic.
C P
HECKING UMP
Remove hose from pump port and connect pressure tester.
P
RESSURES

4.2 - Cause and Remedy

TM12 Work Platform - European