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Jerr-Dan MPL-40 - Weather Conditions; Vehicle Equipment Damage

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Section 1 - General Safety Practices
1-10 5376000277
WEATHER CONDITIONS
Be aware of the wind conditions. Wind may cause load to swing or shifting of
load.
If using in freezing conditions, you must be alert to possibility of ice forming on
the device. Use Caution when extending and retracting winch cables, boom, and
underlift. In addition use caution when opening/closing body panels
Hydraulic cylinders are subject to thermal expansion and contraction. This may
result in changes to the boom and/or attachment position while the machine is
stationary. Factors a ecting thermal movement can include the length of time
the machine is stationary, hydraulic oil temperature, ambient air temperature and
boom and/or attachment.
VEHICLE EQUIPMENT DAMAGE
The act of lifting and towing casualty vehicles that have often been involved in a
crash o ers many opportunities to in ict worse damage on the towed vehicle, or
even damage to the recovery vehicle. Recovery operators should take great care
to avoid this damage. Follow these guidelines to reduce the potential for equipment
damage.
Ensure vehicle is positioned in an area free from overhead obstructions. Keep a
safe working distance from overhead power lines, bridges, road signs and other
objects.
Avoid retracting or extending the wrecker boom while under load.
Do not tow a vehicle on its drive wheels unless steps have been taken to protect
its transmission and di erential. Follow the recommendations of the vehicle
manufacturer or use a towing dolly.
Never attach the chain hooks in such a way as to damage brake lines or other
functional parts.
Ensure proper ground clearance of the underlift boom when traveling. Keep the
underlift boom raised high enough o the ground when roading to avoid dragging
it over road surfaces.
Do not move the recovery vehicle while rear spades are extended.
Spades may damage paved surfaces.

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