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©Copyright Task Force Tips, Inc. 2010-2013
LIA-500 June 13, 2013 Rev04
17
7.8 PRESSURE RELIEF VALVE
185
184
183
186
187
188
182
179
180
181
181
180
178
176
175
177
191
190
189
Pressure Relief Valve 90 - 300 PSI
INDEX
DESCRIPTION
QTY
PART #
175
10-24 X 3/8 BUTTON HEAD SCREW
1
VT10-24BH500
176
WASHER
1
VW437X203-03
177
O-RING-236
1
VO-236
178
HOUSING W/ PIPE THREADS
1
A1110PH
HOUSING DARLEY W/ PIPE THDS.
A1111PH
179
HOUSING
1
A1110
HOUSING DARLEY
A1111
180
5/16-18 X 3/8 SET SCREW
1
VT31-18SS375
181
PLUG
1
A1162
182
O-RING-232
1
VO-232
183
GASKET
1
A1121
184
CUP SEAL
1
A1124
185
PISTON
1
A1120
186
RELIEF SPRING
1
A1172
187
ADJUSTING SCREW
1
A1122
188
SPRING HOUSING
1
A1123
189
PRV ADAPTER 2.5" LABEL
1
A1865L
190
PRV ADAPTER 2.0"NPT x 2.5"NH
1
A1861
191
PRV ADAPTER 2.0"NPT x 2.5"VICTAULIC
1
A1851
7.9 AIR VENT/DRAIN VALVE
195
196
197
202
199
201
200
199
198
A1621 DRAIN VALVE SUBASSEMBLY
ITEM
DESCRIPTION
QTY PART #
195
1/2" BARB X 1/4"NPTM
NIPPLE
1
XX329
196
FOLLOWER
1
U251
197
3/8-24 X 3/8 DOG POINT
1
H515
198
DRAIN HOUSING
1
A1543
199
O-RING 115
2
VO-115
200
DRAIN SLEEVE
1
A1541
201
O-RING-110
1
VO-110
202
DRAIN LEVER
1
A1542