Atwood MPD 87083 Installations- und Betriebshandbuch

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ENGLISH, FRANCAIS

SAFETY ALERT SYMBOLS

Safety Symbols alerting you to potential personal safety hazards. Obey all safety

messages following these symbols.

WARNING

avoid possible

injury or death

FOR YOUR SAFETY READ ALL INSTRUCTIONS

BEFORE INSTALLATION AND OPERATION

Installer:

Provide these instructions to the consumer.

Consumer:

Keep documents for future reference.

The Atwood Power Jack is a 12-volt DC motor driven screw jack

intended for use on recreational type and marine trailers. Patent #

D349800. Jack is used to level trailer or raise and lower coupler for

hookup to tow vehicle.

PERSONAL INJURY/PROPERTY DAMAGE

• Retract jack fully before towing.

• Do not use blocks to increase height of jack.

• Use 3500 lb. Heavy Duty Power Jack if you use equalizer bars

between the trailer and the tow vehicle.

LIGHT WT

Max. Lifting Cap.

1500

LBS

INSTALLATION

1. Block tires of trailer and securely support trailer tongue.

2. The Atwood RV Power Jack is designed to attach to the top

surface of an A-frame type tongue having mounting holes typical

of the Atwood A-frame couplers

instructions (MPD 87984) if installing coupler. The Marine Power

Jack attaches to the side of a straight tongue trailer.

3. A lower support plate must be used for side support of the RV

jack on the lower surface of the A-frame

HOLE DIAMETERS

Standard / Short / Deluxe / Heavy Duty

Hole in lower support plate must align with hole in coupler.

TO ORDER LOWER SUPPORT PLATE

Standard / Short / Deluxe / Heavy Duty -

Using 1/8˝ fillet weld, No. E6011 AWS welding rod 1/8˝ diameter,

machine amps (AC or DCRP) at 160-180 with 50 volts, weld

plate full length on each side to underside of A-frame. The

maximum frame height is 6 inches.

4. Place RV jack through holes in coupler and lower support plate,

1-A. Attach with three (3) bolts (3/8˝ dia. x 5/8˝ long, grade 5,

FIG

(provided)

1-B.

: Torque bolts to 15 foot lbs. minimum

FIG

NOTE

/20 foot lbs. max.

Note: There must be metal to metal contact between jack and coupler.

The three mounting bolts with attached star washers must be used.

The star washers are designed to remove paint on the surface of

jack flange. The bolts also should remove paint from the mounting

holes in coupler. If there is a grounding problem (i.e. no power) check

these two surfaces to be sure there is metal to metal contact between

jack and coupler. For wiring, see WIRING ILLUSTRATIONS

(et Canada)

CAUTION

avoid possible

injury and/or property damage

CAUTION

STANDARD

DELUXE

HEAVY DUTY

SHORT

2500

3500

1. Use coupler installation

FIG

Light Weight

2.02˝ (

)

MIN

2.20˝

Light Weight -

Atwood MPD 80263

Atwood MPD 80570

5. Attach Marine Jack as shown.

6. Route wire lead from motor along trailer tongue to battery.

Secure lead to jack housing and trailer frame using cable ties or

equivalent.

7. Remove fuse from fuse holder. Connect the wire lead from the

jack directly to the positive (+) terminal of the battery. Replace

the fuse into the fuse holder.

For auxiliary battery, connect lead to auxiliary battery positive (+)

terminal so that jack may be used when connected to 115v. For

additional wire, use #10 stranded copper wire or larger.

8. After reinstalling fuse, check installation by pressing switch marked

"EXT" for jack extension or "RET" to retract the jack.

9. On the Short, Deluxe, Heavy Duty or Marine power jacks, check

utility light by moving switch to "ON" or "OFF".

• Hold foot pad near the bottom of the tube, when installing foot

pad or caster.

10. Place foot pad, or caster for Marine power jack, over the end of

jack, align holes, and place pin through holes. A cotter pin clip

goes through the hole in the pin, preventing pin from coming out.

MARINE

1. To raise or lower jack, press switch marked "EXT" or "RET".

1000

"Extend" and "Retract" refer to the jack, not the trailer.

2. Release switch when jack nears full retraction or full extension to

prevent unnecessary wear on motor clutch.

a. When jack reaches its maximum extended or retracted length

or maximum load, a clicking noise will be heard. This is the

overriding clutch built into the motor to prevent overload.

Release switch immediately when clicking is heard. If the jack

has been over extended or retracted, it may bind. If so,

operate with the manual override handle, per

break it free.

b. When the heavy duty power jack is being retracted, there may

2.09˝ (

)

MAX

be some audible noise, coming from the brake area. This is

2.28˝

normal and is due to the high load for which this jack is rated.

3. In case of electrical failure- raise or lower jack as follows:

STANDARD & LIGHTWEIGHT POWER JACKS

a. Remove top cover by loosening the four screws.

b. Remove screws holding motor to mounting plate.

c. Lift motor off jack.

d. Turn hex drive nut with wrench or optional manual drive

handle, part # 87891 (

e. To reinstall electric motor on jack, rotate hex drive nut so the

pin in the hex drive nut aligns with slot in motor drive shaft.

f. Tighten hex nut to 25 inch lbs. torque.

g. Reinstall motor and fasten with screws.

h. Reinstall top cover and fasten with screws.

SHORT, DELUXE OR MARINE JACKS

Place manual override handle (

engage drive pin. Rotate handle clockwise to raise or counter-

clockwise to lower the camper.

2 & 3.

FIG

LITERATURE NUMBER

POWER JACK

RV and Marine Applications

•Installation •Operation •Maintenance

CAUTION

HAND OR FINGER INJURY

OPERATION

1-C).

FIG

1-C) into alignment tube and

FIG

MPD 87083

Effective 11/21/07

3 below, to

STEP