Applifast HK961, Instruction Manual

Page: 9 / 36

2580 series Hydraulic Installation Tools
(HK961)
9
Checking and Adjusting Output Pressures
POWERIG ® Hydraulic Unit pressures must be
checked and adjusted at first time start-up, after over-
hauling the unit and when troubleshooting.
1. Use Huck POWERIG Hydraulic Unit, or equivalent,
that has been prepared per INSTRUCTION MAN-
UAL. Check both PULL and pressures and adjust
to pressures given in
TABLE 1 - SPECIFICATIONS
of this manual. See both hydraulic unit’s and T-
124833’s manuals.
2. First, turn hydraulic unit to OFF, then, disconnect
unit’s power supply.
3. Connect tool’s switch electrical cord to hydraulic
unit.
4. Connect hydraulic unit to power supply. Turn unit to
ON. Hold tool trigger depressed for 30 seconds;
depress trigger a few times to cycle tool and to cir-
culate hydraulic fluid. Observe action of tool and
check for leaks. Turn unit to OFF.
5. Select nose assembly for fastener to be installed.
Disconnect tool’s control switch electrical cord from
hydraulic unit; disconnect hydraulic unit from
power supply. Attach nose assembly to tool.
6. Reconnect hydraulic unit to power supply; recon-
nect tool’s switch control cord to unit. Check oper-
ation of nose assembly. Install fasteners in test
plate of correct thickness with proper size holes.
Inspect installed fasteners. If fasteners do not pass
inspection, see
TROUBLESHOOTING to locate
and correct tool malfunction.
P
P
REPARATION
REPARATION
FOR
FOR
U
U
SE
SE
CAUTION: Do not let disconnected hoses
and couplers contact a dirty floor. Keep
harmful material out of hydraulic fluid.
Dirt in hydraulic fluid causes valve failure
In Tool and In POWERIG Hydraulic Unit.
WARNING: Correct PULL and RETURN
pressures are required for operator’s
safety and for installation tool’s function.
Gauge Set-up T-124833CE is available for
checking pressures. See tool’s Table I -
Specifications and INSTRUCTION MANU-
AL for T-124833CE. Failure to verify pres-
sures may result in severe injury.
WARNING: Be sure to connect tool’s
hydraulic hoses to POWERIG Hydraulic
Unit before connecting tool’s switch con-
trol cord to unit.
IF NOT CONNECTED IN
THIS ORDER , severe personal injury may
occur.