Types 1066 & 1066SR 11. Tighten the cap screws or hex nuts to 41 N m (30 lbf ft) for size 20 actuators and 102 N m (75 lbf ft) for size 27 and 75 actuators. 12. If the travel indicator scale (key 21) is removed, replace it along with the cap screws (key 20). Tighten the cap screws to 25 N@m (18 lbf@ft) for size 20 and 27 actuators and to 102 N@m (75 lbf@ft) for size 75 actuators. 13. Install the spacer (key 26). Note the valve disk or ball position and direction of rotation. Position the travel indicator (key 22) accordingly and fasten it with the machine screws (key 24). 14. Perform the Adjustment procedure before placing the actuator into operation.
Key
Description
6 7 8 9 10 11*
Hub & Bearing Assembly, steel/carbon filled-PTFE Spring, Type 1066SR only See following table Cylinder, Chrome-plated Pin, S17400 (17-4PH SST, heat-treated) Lever & Bearing Assembly, steel/PTFE Sealing Washer, pl carbon steel & rubber Size 20 1H720799012 Sizes 27 & 75 1J764199012 Set Screw, steel (2 req’d) Hex Nut, pl steel (2 req’d) Type 1066SR only E-ring, pl carbon steel (2 req’d) Flat Washer, steel (4 req’d) Cap screw, pl steel (4 req’d) Type 1066 only For Type1066SR see keys 30 and 31 O-ring Nitrile Sizes 20 1D2672X0032 Sizes 27 & 75 1D4446X0052 Fluoroelastomer Size 20 1D2672X0012 Sizes 27 & 75 1D4446X0012 O-ring, Type 1066 only Nitrile Size 20 and 27 15A8508X012 Size 75 1J1079X0052 Fluoroelastomer Size 20 and 27 15A8508X022 Size 75 1J1079X0022 Cap Screw, pl steel Cap Screw, pl steel (a maximum of 8 req’d for any construction) Travel Indicator Scale, SST Travel Indicator, SST Flat Washer, pl carbon steel Machine Screw, pl steel (2 req’d) Mounting Yoke See following table Spacer, SST W/o wrench override and w/o Type 1078 handwheel, Type 1066 Nameplate, SST Drive Screw, SST (2 req’d) Stud, pl steel (4 req’d), Hex Nut, pl steel (4 req’d) Vent Screen, (not shown) SST Gasket, composition (2 req’d) Size 20 18A4432X012 Sizes 27 & 75 18A4443X012 O-ring (2 req’d), Type 1066 Nitrile Size 20 and 27 1V115706992 Size 75 1K1365X0042 Fluoroelastomer Size 20 1V1157X0012 Size 27 and 75 1K1365X0052 Lubriplate Mag-1 lubricant, 14 oz (0.369 kg) can (not furnished with actuator) Cap Screw, pl steel (not shown) Retaining Ring, SST (not shown), Use w/wrench override only Thrust Washer, SST Sealing Nut, brass Adjustment Screw
12 13 14 15 16 17*
Parts Ordering When corresponding with your Fisher Controls sales office or sales representative about this equipment, refer to the serial number found on the actuator nameplate (figure 6 and 7). Also, specify the complete 11-character part number from the following parts list when ordering replacement parts.
Parts Kits Repair Kits for Type 1066 and 1066SR Actuators KIT NUMBERS
ACTUATOR SIZE
Type 1066
Type 1066SR
20
R1066X00202
R1066SRX202
27
R1066X00272
R1066SRX752
75
R1066X00752
R1066SRX752
Parts Included in Kit Key and Description
18*
19 20 21 22 23 24 25 26 27 29 30 31 32 33*
Quantity per Kit
11
Seal ring
1
1
17
O-ring
1
1
18
O-ring
1
–––
33
Gasket
2
1
34
O-ring
2
–––
37
Self-sealing nut
2
–––
34*
35
Parts List Note Part numbers and descriptions apply to both Type 1066 and 1066SR unless otherwise noted. Key 1 2 3 4 5
10
Description Housing, cast iron Cylinder Cover Piston, aluminum Bearing, steel (ENC coated) Piston Rod, steel
Part Number
36 40 43 62 63
Part Number
Cylinder Bypass Parts for Type 1066 64 65 66 67 71
Pipe Nipple, brass (not shown) (3 req’d) Pipe Plug, (2 req’d) Pipe Cross, (2 req’d) Needle Valve Elbow
*Recommended spare parts