1-800-888-1436
Parts Breakdown
7
Old Faithful Parts Breakdown
REF #
PART #
DESCRIPTION
# REQD
1
9910-320410
tension spring housing
1
2
9910-320480
pin
1
3
9910-320460
lever guide
1
4
9910-320470
pressure relief lever
1
5
9910-32
0490
locking clip
1
6
9910-320450
pressure adjustment nut
1
7
9910-320440
threaded guide
1
8
9910-
320420
tension spring
1
9
9910-230120
tension spring seat
1
10
9910-320433
relief valve poppet retainer
1
11
9910-320511
gasket seal - o-ring
1
12
9910-390140
tension spring guide/seal
1
13
9910-620220
relief valve body
1
14A
9910-
KIT2497
ball valve
L
(
horizontal
)
1
14B
9910-
130491
ball valve
R
(
vertical
)
1
15
9910-130171
plug
1
16
9910-450110
spring holder
1
17
4200-109
pressure gauge
1
18
9910-180370
bolt
2
19
9910-320420
tension spring
1
20
9910-110121
relief valve seat
(red)
1
21
961-5406P-4
1/4” plug
2
REF #
PART #
DESCRIPTION
# REQD
22
961-5406P-6
3/8” plug
1
23
9910-550350
o-ring
1
24
961-5502-8-8
90 degree elbow
2
25
4200-124
recirculation
hose
1
26
4200-107
pressure manifold
1
27
4200-118
hose bushing
1
28
961-5503-4-4
45 degree elbow
1
29
4200-106
inlet
manifold
1
30
4200-111-11
filter body
1
31
4200-11-13
strainer screen
1
32
filter clear bowl
1
33
4200-111-14
filter gasket
1
34
961-5404-16-16
1” straight fitting
1
35
4200-114
1” compressor fitting
1
36
4200-113
1/2” coupler
1
37
4200-115-10
r-clip
6
KITS AVAILABLE
9910-1923
regulator valve
ref#1-1
2
, 19 & 20
9910-KIT1757
control unit kit
ref# 10, 11, 12, 16, 19, 20
9910-GS40GI
control unit assy
ref# 1-23, except #
21 &
22
4200-111
line strainer assy
ref# 30-33
This parts breakdown is to help you identify any parts that may need to be replaced or repaired. For help repairing your Old
Faithful Hydrostatic Test Pumps or to order parts, call our office at 1-800-888-1436.
OUTLET SIDE - INLET SIDE
HTP10-500 CONTROL UNIT
HTP10-500 Control Unit Parts
4200-111-12