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R

EPAIR PARTS

 

ITEM DESCRIPTION PART 

NUMBER 

QUANTITY 

¼

 

EXHAUST SEAT ASSEMBLY (contains items 1 thru 14) 

081033F0001 

ADJUSTING SPRING ASSEMBLY 

081249A0001 

HEX NUT, 1/4-20 

027939A0001 

3 WASHER 

027947A0001 

4 WASHER 

027946A0001 

5 SPACER 

029533A0001 

6 INPUT 

DIAPHRAGM 

027932B0001 

7 GASKET 

027944A0001 

8 SUPPORT 

RING 

027943A0001 

VALVE MID PLATE 

027600C0001 

10 WASHER 

029360A0001 

11 ADJUSTING 

RING 

029185A0001 

12 ADJUSTING 

RING 

027677A0001 

13 BALANCING 

DIAPHRAGM 

027588B0001 

14 

EXHAUST VALVE PLATE 

027935A0001 

15 BASE 

027668C0001 

¼

 

VALVE ASSEMBLY (contains items 16 thru 22) 

081650A0001 

16 O-RING 

036240N0014 

17 ADJUSTABLE 

SEAT 

029352A0001 

18 VALVE 

026059C0001 

19 VALVE 

SPRING 

029359A0001 

20 SPRING 

RETAINER 

029354A0001 

21 O-RING 

036240N0018 

22 VALVE 

COVER 

029353A0001 

¼

23 GASKET 

029356A0001 

¼

24 CAP 

029355A0001 

¼

25 O-RING 

036240N0119 

¼

26 

HEX NUT, 1/4-28 

036602A1800 

¼

27 SEALING 

WASHER 

037723A0001 

28 COVER 

027930A0001 

29 EXHAUST 

PLATE 

028571B0008 

30 

CAP SCREW, 1/4-20 X 1-1/2 

036617E2600 

31 

CAP SCREW, 1/4-20 X 1-3/4 

036617E2800 

32 

MOUNTING BRACKET (not shown) 

029139A0001 

33 

HEX NUT, KEPS, 1/4-20 (not shown) 

036603A0019 

Note: 

A Repair kit, part number 083405A0001, is available for rebuilding relay. 
The Repair kit contains parts marked thus 

¼

 

Summary of Contents for CR-101-A1

Page 1: ...2 Mustang Drive Maryville Tennessee 37801 Phone 865 981 3100 Fax 865 981 3168 INSTRUCTION MANUAL NUMBER P 2167 Rev A Note to installer Before installing read instructions carefully and record model number After installing give this manual to operating personnel or see that it is filed for future reference ...

Page 2: ...2 NOTES ...

Page 3: ...PLY PRESSURE 30 psig 2 1 bar nominal 60 psig 4 2 bar Maximum Should always be at least 10 psig 0 7 bar greater than output pressure BIAS ADJUSTMENT FS 18 psig 1 2 bar OVERLOAD PROTECTION 100 psig 7 bar will not damage unit AMBIENT TEMPERATURE LIMITS 40 F to 180 F 40 C to 82 C CONNECTIONS 1 4 female NPT for input output and supply 1 16 NPT for exhaust WEIGHT 1 2 lb 0 54 kg PERFORMANCE DATA ULTIMATE...

Page 4: ...e proper ports as shown in Figure 1 The air supply must be clean dry and regulated use filter regulator 97478 and must not exceed 60 psig 4 2 bar Air pressure in the input chamber exerts a downward force on the input diaphragm This force moves the center assembly down closing the exhaust valve Further movement opens the lower portion of the valve allowing the supply air pressure to enter the outpu...

Page 5: ...e position The Valve 18 Valve Spring 19 and Gasket 23 are now free to fall out Be careful not to drop the parts 2 Using a CLEAN soft brush cloth or paper wipe off the Valve Seats A and B 3 Inspect both Hemispherical Surfaces C of the Valve 18 for dirt chips etc If any scars or imperfections are apparent the Valve 18 should be replaced 4 Replace the Valve 18 Valve Spring 19 Spring Retainer 20 Gaske...

Page 6: ...ke sure that the Valve Spring 19 is seating the Valve 18 properly 6 Replace any worn or defective parts and reassemble the relay DO NOT USE ANY GASKET SHELLAC PIPE COMPOUND OR OTHER SEALANT 7 With Supply and Input air pressure connected check the unit for external leakage 8 Follow procedure in Section IV ADJUSTMENTS CAUTION If cleaning is required do not subject the Diaphragms 6 and 13 to cleaning...

Page 7: ...027668C0001 1 VALVE ASSEMBLY contains items 16 thru 22 081650A0001 1 16 O RING 036240N0014 1 17 ADJUSTABLE SEAT 029352A0001 1 18 VALVE 026059C0001 1 19 VALVE SPRING 029359A0001 1 20 SPRING RETAINER 029354A0001 1 21 O RING 036240N0018 1 22 VALVE COVER 029353A0001 1 23 GASKET 029356A0001 1 24 CAP 029355A0001 1 25 O RING 036240N0119 1 26 HEX NUT 1 4 28 036602A1800 1 27 SEALING WASHER 037723A0001 1 28...

Page 8: ...ustang Drive Maryville Tennessee 37801 Telephone 865 981 3100 Fax 865 981 3168 http www robertshaw thomasregister com http www robertshawindustrial com Exports Invensys Appliance Controls 1701 Byrd Avenue P O Box 26544 Richmond Virginia 23261 6544 Telephone 804 756 6500 Fax 804 756 6561 Q 1345 4 03 Printed in U S A ...

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