INSTRUCTION MANUAL
HS-613
REVISION B
Hoffman Specialty
®
Series 2000 Air and Spring
Pilot Replacement Parts
Models AP-1, AP-3, AP-5
and SP-12, SP-30, SP-60, SP-175, SP225
PLEASE READ INSTRUCTIONS CAREFULLY BEFORE
STARTING WORK. ALL WORK MUST BE PERFORMED
BY QUALIFIED PERSONNEL IN ACCORDANCE WITH
ALL APPLICABLE CODES AND ORDINANCES.
(Not currently manufactured)
BEFORE ANY VALVE SYSTEM IS DIS-
ASSEMBLED CLOSE ALL STEAM
LINES WHICH COULD PRESSURIZE
ANY OF THE VALVE CHAMBERS. ANY
VALVE CHAMBER MAY HAVE HOT CON-
DENSATE TRAPPED, USE CAUTION
WHEN OPENING ANY SECTION OR
CHAMBER.
!
CAUTION:
Pressure Pilots
(SPRING AND AIR)
Remove the pilot from the main valve. In order to deter-
mine the malfunction before disassembling the valve, hook
the pilot to air and test. Attach shop air to the pilot inlet,
install a line with a shutoff valve and a pressure gauge at
the pilot outlet and plug the feed back port.
No
reg
ulat
or w
ill w
ork
sati
sfac
toril
y if
improper
ly
installed.
Read
these
inst
ruct
ions
car
eful
ly b
efor
e m
akin
g th
e
inst
alla
tion
an
d fo
llow
dir
ecti
ons
as
outl
ined
. H
and
le
the
reg
ulat
or
with
extr
em
e ca
re. D
o n
ot li
ft a
reg
ulat
or b
y
any
ext
ern
al tu
bing
.
NO
TICE!
