44 70 10170.
website: https://www.add-furnace.com/ 02-888-3472
Line ID: @add11 e-mail: add028883472@gmail.com
2. Position the spring case (key 2) over the spring
and onto the regulator body (key 1). Orient the
spring case vent as necessary.
3. Insert the cap screws and nuts (keys 14 and 15),
and tighten them only finger tight.
4. Thread the adjusting screw and locknut (keys 12
and 13) into the spring case just far enough to slightly
compress the spring.
5. Securely tighten the cap screws (key 14), and
refer to the Startup section for adjustment procedures.
Parts Ordering
When corresponding with the Fisher sales office or
sales representative about this regulator, include
the type number and all other pertinent information
stamped on the bottom cap and on the label. Specify
the complete 11-character part number from the
following parts list when ordering replacement parts.
naCE Standard MR0175 Compliance
Optional materials are available for applications
handling sour gases. These constructions comply
with the recommendations of National Association of
�orrosive Engineers (NA�E) MR0175.
Parts
l
ist
Key Description Part number
Parts Kits (Included are keys 3, 5, 6, 7, 8, 9 and 16)
3 to 150 psig (0,21 to 10,3 bar)
Type 64, standard construction R64X0000012
Type 64, NA�E construction R64X0000N12
Type 64R R64RX000012
Type 64B R64BX000012
130 to 200 psig (8,96 to 13,8 bar)
Type 64 R64X0000H22
Type 64R R64RX000H22
1 Body, aluminum T1063708012
Key Description Part number
2 Spring �ase
For use with adjusting screw, aluminum 2P901508012
For use with handwheel, aluminum 1F8095000A2
For panel mounting, cast iron 2E542919042
3 Valve Plug Spring, steel
Types 64 and 64R 1D666827222
Type 64B T1114337022
NA�E, heat-treated Inconel
(1)
19A2859X012
4 �ontrol Spring See Table 1
5 O-Ring
Nitrile 1D6825T0012
FKM 1D6825X0012
Nitrile (NH
3
) 1D682506992
6 Disk Holder Assembly
Brass/FKM 1D6656T0012
Types 64 and 64R 1D6656000A2
Type 64B 1D6656X0032
NA�E, nitrile rubber/316 stainless steel 1D6656X0032
7 Stem
Types 64 and 64B
303 stainless steel 1D963835172
NA�E, 316 stainless steel 1D9638X0012
Type 64R
303 stainless steel 1H911035172
NA�E, 316 stainless steel 1D9638X0012
8 Stem Guide
Types 64 and 64R, brass 1D666914092
Type 64B, brass T11083X0012
NA�E, 316 stainless steel 1D6669X0012
9 Diaphragm Assembly for specified spring ranges
Type 64
3 to 150 psig (0,21 to 10,3 bar), steel,
aluminum, nitrile 1D6662X0022
Type 64R
3 to 150 psig (0,21 to 10,3 bar)
Steel, brass, nitrile 1H9112000A2
FKM 1H9112T0012
Type 64B
3 to 100 psig (0,21 to 6,90 bar), nitrile T11059000A2
Upper Spring Seat
Steel
Type 64R NA�E, plated heat-treated
low-carbon steel
Adjusting Screw Assembly
Adjusting screw
�I Spring �ase
Handwheel assembly
Panel mounting assembly
1E543214012
1J4965000A2
1N2005000A2
�ap Screw, plated steel (8 required) For
aluminum spring case
For cast iron spring case
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