Yale GLP20SVX

Maintenance
CALIBRATION
PROCEDURES
GC/GLC030VX, GC/GLC035VX, GC/GLC040SVX [C809];
GLP/GDP16VX, GLP/GDP18VX, GLP/GDP20SVX (GP/GLP/
GDP030VX, GP/GLP/GDP035VX, GP/GLP/GDP040SVX) [C810];
GLC20-35VX (GC/GLC040-070VX, GC/GLC055SVX) [A910, B910];
GLP/GDP20-35VX (GP/GLP/GDP040-070VX) [B875, C875];
GLC40, 45, 55VX; GLC55SVX (GC/GLC080, 100, 120VX; GC/
GLC080, 100VXBCS; GC/GLC120SVX; GC/GLC120VXPRS)
[E818, F818];
GLP/GDP40VX5/VX6; GLP/GDP45SVX5, GLP/ GDP45VX6; GLP/
GDP50-55VX (GP/GLP/GDP080, 090, 100, 110, 120VX)
[F813, G813, H813, J813];
GLP/GDP60VX, GLP/GDP70VX; (GP/GLP/GDP135VX, GP/GLP/
GDP155VX) [C878, D878, E878];
GLC/GDC60VX, GLC/GDC70VX; (GC/GLC/GDC135VX, GC/GLC/
GDC155VX) [C879, D879, E879, F879];
GLP/GDP80VX, GLP/GDP80VX9, GLP/GDP90VX (GLP/GDP170VX,
GLP/GDP175VX36, GLP/GDP190VX) [A909, B909];
GLC030-035VX, GLC040SVX [D809];
GLP/GDP16-18VX, GLP/GDP20SVX (GLP/GDP030-035VX, GLP/
GDP040SVX) [D810];
GLC20-35VX (GC/GLC040-070VX, GC/GLC055SVX) [C910];
GLP/GDP20VX, GLP/GDP25VX, GLP/GDP30VX, GLP/GDP35VX
(GP/GLP/GDP040VX, GP/GLP/GDP050VX, GP/GLP/GDP060VX,
GP/GLP/GDP070VX) [D875]
This manual contains information that is confidential and/or proprietary to Yale Ma-
terials Handling Corporation, its subsidiaries and/or vendors. Copying or distribu-
tion of any sections of this manual marked "Confidential/Proprietary" is prohibited.
PART NO. 524223780 8000 YRM 1134

Yale GLP20SVX Specifications

General

Model	GLP20SVX
Brand	Yale
Testing Method	Hydraulic
Test Pressure Range	0-20, 000 psi
Type	Pressure Gauge

Summary

Calibration Procedures

Service Password Entry

Allows access to service menus, protecting them from inadvertent access.

Hydraulic Valve Calibration Warm Up and Air Bleed

Ensures fluid is at optimum temp and air is bled before calibration.

Save and Exit

Saves calibration results and exits the calibration menu.

Lift Valve Output Threshold

Determines the cracking current for the lift valve.

Lower Valve Output Threshold

Determines the cracking current for the lower valve.

Tilt Back Valve Output Threshold

Determines the cracking current for the tilt back valve.

Tilt Forward Valve Output Threshold

Determines the cracking current for the tilt forward valve.

Aux 1 Dir A Valve Output Threshold

Determines the cracking current for Aux 1 Dir A valve.

Aux 1 Dir B Valve Output Threshold

Determines the cracking current for Aux 1 Dir B valve.

Aux 2 Dir A Valve Output Threshold

Determines the cracking current for Aux 2 Dir A valve.

Aux 2 Dir B Valve Output Threshold

Determines the cracking current for Aux 2 Dir B valve.

Aux 3 Dir A Valve Output Threshold

Determines the cracking current for Aux 3 Dir A valve.

Aux 3 Dir B Valve Output Threshold

Determines the cracking current for Aux 3 Dir B valve.

Load Weight Zero Point

Sets the tare weight for accurate weight display.

Loaded Weight Calibration

Calibrates the system for accurate known load weight readings.

Transmission Valve Calibration

Compensates for clutch pack control valve pressure.

Transmission Valve Calibration-Electronic Extended Function

Calibrates electronic extended function transmission valves.

Trans. Valve Calibration-Electronic and Electronic Extended Function

Calibrates electronic and extended function transmission valves.

Mazda LP and Gas Accelerator Pedal Adjustment

Sets throttle assembly lost motion for proper control.

Hydraulic Valve Pressure Gage Installation

Allows use of the pressure method for hydraulic calibrations.

Travel Speed Calibration

Ensures accurate travel speed information for advanced functions.

Safety Precautions Maintenance and Repair