Specifications, Before starting, Description of operation – Allmand Brothers ML6-8 LD User Manual

Page 13: Low oil pressure shutoff system

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13

SPECIFICATIONS

BEFORE STARTING

1. Fill the engine with the right grade of lubricating oil

(see pg. 19) and to correct level (check dipstick).

2. Ensure there is an adequate supply of fuel.
3. Ensure that the air cleaner is firmly attached,

the air canister seals and the hose clamps are

properly sealed. Air cleaner element should be

checked and replaced if necessary.

4. Install the ground rod.

DESCRIPTION OF OPERATION

By depressing the start assist switch, the fuel solenoid

is energized. The solenoid plunger is drawn into the

coil and activates the fue! control linkage to RUN

position. When the engine starts, adequate engine oil

pressure at the oil pressure switch will maintain the

solenoid in the energized position. The start assist

switch can be released as soon as the engine starts.

A 10A inline fuse protects the solenoid from electrical

damage.

LOW OIL PRESSURE SHUTOFF
SYSTEM

Should a low oil pressure condition occur (less than 5

PSI), the pressure sending unit breaks the circuit

between the battery and the fuel solenoid, allowing the

spring load to immediately move the fuel control to the

shutoff position.

HIGH COOLANT TEMPERATURE SHUTOFF
SYSTEM

Should a high coolant temperature condition occur, the

temperature sending unit breaks the circuit between

the battery and the fuel solenoid, allowing the spring

load to immediately move the fuel control to the shutoff

position.

STARTING/STOPPING INSTRUCTIONS

STARTING THE LISTER PETTER ENGINE

NOTE: LPW-3 Lister includes a glow plug and cold

start system controlled by the start assist switch on

the control panel. This switch also activates the fuel

solenoid for quick starts. Use the switch routinely

during engine starts.

1. Turn ON/OFF toggle switch to the up (ON) position.

NOTE: At temperatures below 30 F. depress the

preheat switch for approximately one minute

before going on to step 3.
3. Depress start switch until the engine fires.

Release

start assist switch and start switch as soon as

the engine starts.

NOTE: To prevent equipment damage, do not

hold start switch in for more thon 10 seconds

Allow cool down time between cranking inter-

vals.

STOPP!NG THE LISTER PETTER ENGINE

1. Turn ON/OFF toggle switch to the down (OFF)

position.

STARTING THE KUBOTA AND PERKINS EN-

GINES

NOTE: The Kubota and the Perkins engines

includes a glow plug cold start system con-

trolled by the ignition switch on the control

panel. Glow plugs are not needed on a warm

engine or if the ambient temperature is above

50 F. Do not use starting fluid or ether.

1. Turn the ignition switch to the PREHEAT posi-

tion

and hold until the glow plug lamp goes out.

2. Turn the ignition switch to the Start position until

the engine starts. Release key as soon as the
engine starts.

3. If engine fails to start it may be necessary to

cycle the glow plugs again.

NOTE: To prevent equipment damage, DO NOT

hold ignition switch for more than 10 seconds

in the start position. If the engine does not start

in 10 seconds, wait 30 seconds and try the start

sequence again. Do not run the cell motor for

more than 20 seconds continuously. Limit

engine cranking to 3 attempts with a 2 minute

cooi-down between each. After 3 attempts allow

to cool to ambient temperature.

STOPPING THE KUBOTA AND PERKINS EN-

GINES

1. Turn the ignition switch to the OFF position. This

breaks the circuit between the battery and the

fuel solenoid, allowing the spring load to imme-

diately move the fuel control to the shutoff

position.

2. Disconnect the ground rod.

2. Depress preheat, start-assist switch engaging the

fuel solenoid and powering the glow plug. Hold in

until step 3 (next column) has been completed

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