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Safety for operators and ground personnel is of prime
concern.  Always take the necessary precautions to
ensure safety to others as well as yourself.  To ensure
safety, the tractor and winch must be operated with care
and concern by the operator for the equipment, and a
thorough knowledge of the machine’s performance
capabilities.  The following recommendations are offered
as a general safety guide.  Local rules and regulations
will also apply.

1.

Read all warning tag information and become famil-
iar with all controls BEFORE operating the winch.

2.

Never attempt to clean, oil or perform any mainte-
nance on the winch with the engine running, unless
instructed to do so in this manual.

3.

Before starting the tractor, be certain all controls
move freely and are placed in the “Brake-On” (neu-
tral) position.

4.

Never operate winch controls unless you are prop-
erly seated at the operators station on the tractor
and you are sure personnel are clear of the work
area.

5.

Never attempt to handle winch cable when the hook
end is not free.  Keep all parts of body and clothing
clear of cable rollers, cable entry area of fairleads
and winch drum.

6.

Ground personnel should stay in view of tractor
operator and clear of winch drum.  Do not allow
ground personnel near winch line under tension.  A
safe distance of at least 1 ½ times the working
length of the cable should be maintained.  Never
allow anyone to stand under a suspended load.

7.

Avoid sudden “shock” loads or attempting to “jerk” a
load free.   This type of operation may cause heavy
loads in excess of rated capacity, which may result
in failure of cable and/or winch.

8.

Use only GENUINE CARCO parts.  Do not use parts
from other winch manufacturers on your CARCO
winch.  Do not use CARCO parts on winches from
other manufacturers.

9.

Use correct size ferrule for cable and pocket in
winch drum.  Never use knots to secure or attach
cable.  The cable anchor or ferrule pocket in the
cable drum is designed to provide a self release in
the event a back-sliding load must be released from
the tractor in an emergency situation.  The cable
anchor or ferrule alone will NOT support rated line

pull.  Therefore, a minimum of five (5) complete
wraps of cable must be maintained on the winch
drum.  

NOTE:

We suggest painting the last five

wraps of cable bright red to serve as a
visual warning.

Recommended Operating Practices

1.

Leather gloves should be used when handling winch
cable.

2.

Operate the winch to match line speeds to job con-
ditions.

3.

Assure that personnel who are responsible for hand
signals are clearly visible and that the signals to be
used are thoroughly understood by everyone.

4.

Inspect winch cable, rigging, winch and tractor at the
beginning of each work shift.  Defects should be cor-
rected immediately.

5.

Position tractor for straightest line of pull to reduce
wear on winch cable and ensure even spooling.

6.

When winding winch cable on the winch drum, never
attempt to maintain tension by allowing winch cable
to slip through hands.  Always use “hand-over-hand”
technique, being careful to keep hands and clothing
away from winch drum and fairlead rollers.

7.

Be sure of tractor ground stability before winching in
a load.

8.

Store unused chokers, slings and rigging in a neat
and orderly fashion to prevent damage to equipment
or injury to personnel.

9.

The maximum rated bare drum line pull of the Model
H90VS winch is 90,000 LB (400 kN).

Do not operate the winch under loads that exceed
the maximum rated bare drum line pull.  If excessive
loads are encountered, use a multi-part line and
sheave blocks.  Any attempt to exceed the capacity
of one winch (such as coupling 2 or more tractors
together) is extremely hazardous.

10. The factory approved adaptions for CARCO winch-

es are designed and intended for use on specific
models of crawler tractors.  Changing winches
between tractors is not possible in some cases
because of differences in tractor models.  Some
changes cannot be approved by CARCO because of
safety limitations.  Call a CARCO dealer or the
CARCO factory prior to attempting winch modifica-
tions or before mounting on a different tractor. 

11. CARCO H90VS winches are powered by the tractor

hydraulic system.  Discharge all retained hydraulic
system pressure before removing any hydraulic

FAILURE TO OBEY THE FOLLOWING SAFETY
RECOMMENDATIONS MAY RESULT IN PROPER-
TY DAMAGE, INJURY OR DEATH.

CAUTION

WARNING

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GENERAL SAFETY RECOMMENDATIONS

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Summary of Contents for CARCO H90VS

Page 1: ...Copyright 2005 PACCAR Winch Division All rights reserved PACRWINCH DIVISION P O BOX 547 BROKEN ARROW OK U S A 74013 PHONE 918 251 8511 FAX 918 259 1575 www paccarwinch com CARCOd MODEL H90VS OPERATION...

Page 2: ......

Page 3: ...ecommendations 2 Model Description 3 Winch Operation 4 Preventive Maintenance Specifications 6 Recommended Oil 7 Fastener Torque Chart 8 Metric Conversion Chart 9 Safety and Informational callouts use...

Page 4: ...will NOT support rated line pull Therefore a minimum of five 5 complete wraps of cable must be maintained on the winch drum NOTE We suggest painting the last five wraps of cable bright red to serve as...

Page 5: ...ves the gear train through a sprag type brake clutch The inner race of the brake clutch serves as a coupling between the motor shaft and the winch gear train The outer race of the brake clutch is spli...

Page 6: ...valve is connected directly to the winch drum clutch piston Supply pressure for the joystick is the multi function logic block This block contains a pressure reducing valve which converts tractor imp...

Page 7: ...on for maximum line pull and minimum line speed to enhance precise load control Press either side of the rocker switch to return to full auto speed operation indicator light off where the motor displa...

Page 8: ...n an environ mentally responsible manner Install the plug securely after the oil has been drained Refill winch to proper level with recommended oil Allow 15 minutes for the oil to flow through the gea...

Page 9: ...e base seals Your lubricant supplier should assure you that his product meets this specification If there is still any doubt as to the suitability of a lubricant contact the Paccar Winch Service Depar...

Page 10: ...9 3 108 33 98 30 4 153 47 140 43 5 203 62 187 57 LAYER STD 1 in 25 mm OPT 1 1 8 in 29 mm Ferrule Part No 29427 Ferrule Part No 29428 Gear Case Oil Capacity 25 pint 12L Static Brake Pressure Release ap...

Page 11: ...o F pounds sq in PSI X 6 895 kilopascals kPa kilopascals kPa X 0 145 pounds sq in PSI pounds sq in PSI X 0 0703 kilograms sq cm kg cm2 kilograms sq cm kg cm2 X 14 22 pounds sq in PSI pounds sq in PSI...

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