Service Level; Replacement Procedures - Ransburg 9040 Service Manual

! W A R N I N G
> Always turn power to the control unit
OFF, unplug the electrical cord from its
outlet, remove the front panel fuse, and
lock the control unit out before making
repairs or replacements.

SERVICE LEVEL

Personnel who service this unit must be
qualified electronics technicians.
Replacement parts are designed to be made at
the assembly level. (See "Parts Identification"
section of this
assemblies.)
! C A U T I O N
>
Do not attempt to make repairs to the
printed circuit board! Do not attempt to
make repairs beyond those described. All
others should
Ransburg service personnel.
REPLACEMENT
PROCEDURES
Before making
defective wiring or connections between the
affected components. If there is broken wire,
defective insulation or dirty, loose or corroded
connections, repair or replace them before
going to the expense of replacing a component.
Front Panel Fuse 1FU
1. Insert screwdriver into slot in front panel fuse
holder, push in, and rotate counter-clockwise.
2. Remove screwdriver and fuse holder will
slide out.
CP-11-01
9040 Low Voltage Control Unit Kit- Maintenance
manual for replacement
be made ONLY
replacements, check
3. Remove fuse from fuse holder and replace
with new fuse (see "Parts Identification" section
of this manual for fuse part number).
4. Insert fuse holder back into front panel and
with a slight inward pressure, rotate screwdriver
clockwise until it locks into place.
PC Board Fuse F2
(See Figure 4 for fuse location.)
1. Ensure control unit is unplugged from AC
outlet, loosen front panel screws, and slide the
control unit chassis out.
2. Replace
Identification" section of this manual for fuse
part numbers).
A spare F2 PC board fuse is included
>
from the factory. (See Figure 10 for
location.)
by
3. Slide chassis in, secure front panel screws
and plug control unit back in.
ON/OFF Switch 1SW
1. Ensure control unit is unplugged from AC
outlet, loosen front panel screws, and slide the
control unit chassis out.
for
! W A R N I N G
> Always double check that the control unit is
unplugged from its AC outlet before working
with any internal wiring connected to 1TB-N,
1TB-L, 1TB-L2, 1FU, 1SW, or 8PL.
2. Remove the four (4) quick connect terminals
from the rear of ON/OFF switch 1SW.
defective fuse (see
NOTE
"Parts
34