If your lift truck is an GC/GLC030VX, GC/GLC035VX, and
GC/GLC040SVS (C809) with manual hydraulics and manu-
factured prior to March, 2009, it is not equipped with an
emergency lowering valve. If manufactured after March,
2009, it is equipped with an emergency lowering valve.
If your lift is an GP/GLP/GDP030VX, GP/GLP/GDP035VX,
and GP/GLP/GDP040SVX (C810) with manual hydraulics
and manufactured prior to March, 2009, it is not equipped
with an emergency lowering valve. If manufactured after
March, 2009, it is equipped with an emergency lowering
valve.
If your lift truck is equipped with electronic hydraulics, it has
an emergency lowering valve.
This emergency lowering valve (see Figure 15) allows the
operator or service technician to lower the lift truck's mast
assembly if the electrical signal to the main control valve is
disrupted. See the section Load Handling, Emergency
Load Lowering in the Operating Procedures section.
Model Description
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