Upright LX31, Service & Parts Manual

Page: 59 / 188

Schematics
Section
LX 31/41 Work Platform 6-3
Figure 6-1: Electrical Schematic, Two Wheel Drive, Gasoline / Propane Model (Serial Number 1000-1330)
6.1
REFERENCE
DESIGNATION NAME FUNCTION LOCATION
S19 Throttle Switch Supplies power to throttle Lower control box, in
relay. panel, top, first from
right.
S20 Choke Switch Supplies power to choke Lower control box, in
relay. panel, second from top,
first from right.
SEN1 Level Sensor Provides power to cutout Control module.
relay when machine is
level.
SOL1 Throtttle Solenoid Controls engine throttle. Power module, engine,
right side.
SOL2 Run Solenoid Controls fuel valve. Power module, engine,
on injection pump.
SOL3 Gas Solenoid Controls Fuel Valve. Power module, inline
with gasoline supply.
SOL4 Propane Shut-Off Controls propane valve. Power module, inline
Solenoid propane supply.
SOL5 Proportional Solenoid Controls proportional Right side of manifold,
valve. port marked 'G'.
SOL6 Forward Solenoid Controls forward valve. Right side of valve
manifold, port marked 'K'.
SOL7 Reverse Solenoid Controls reverse valve. Right side of manifold,
port marked 'L'.
SOL8 Lift Solenoid. Controls lift valve. Right side of manifold,
port marked 'J'.
SOL10 Series / Parallel Solenoid Controls series / parallel Front side of manifold,
(two) valves. ports marked 'Q' & 'R'.
SOL12 Down Solenoid Controls down valve. Lift cylinder, lower end.
SOL13 Steer Right Solenoid Controls steer valve when Top of manifold, on
steering right. steer valve.
SOL14 Steer Left Solenoid Controls steer valve when Top of manifold, on
steering left. steer valve.
SOL15 Throttle Solenoid Controls engine throttle. Power module, engine,
right side.
SOL16 Choke Solenoid Controls engine choke. Power module, engine,
right side.
Table 6-1: (cont.)
Note: See figure 6-17 for relay, terminal strip locations.