Spirax Sarco 37D Скачать руководство пользователя страница 24

Страница: 24 / 28

IM-P102-04

CTLS Issue 7

Spare parts

Spare parts are available as indicated. No other parts are supplied as spares.

Available spares

Maintenance kit

A stand-by set of spares for general maintenance purposes which covers all spares marked*

Main diaphragm

(2 off)

Pilot valve assembly

B, C, D, E

Pilot valve packless gland set

H, J

Main valve assembly

K, L

Internal strainer

Main valve return spring

Control head

Range A

16 °C - 49 °C (61 °F - 120 °F)

Z (3 off),

Range B

38 °C - 71 °C (100 °F - 160 °F)

Range C

49 °C - 82 °C (120 °F - 180 °F)

Range D

71 °C - 104 °C (160 °F - 219 °F)

Range E

93 °C - 127 °C (199 °F - 261 °F)

Note:

When ordering state the range and length of capillary tube. Normally stocked in capillary lengths

of 2 m. Available in multiples of 2 m up to a maximum of 14 m (at extra cost).

'O' ring for sensor bulb adaptor

(3 pieces)

Control pipe assembly

Gasket set

(3 off)

Set of pilot valve housing securing stud and nuts

(set of 4)

Set of main body studs and nuts

(set of 4)

Set of diaphragm securing bolts and nuts Valve sizes

DN15 - 32 (set of 10)

DN40 and 50 (set of 12)

Set of control head securing screws

(set of 3)

Type 37DE only

Solenoid valve complete

Replacement coil

Valve seat and core assembly

How to order spares

Always order spares by using the description given in the column headed 'Available spares' and state the

size and type (37D or 37DE) of temperature control and whether it is screwed or flanged.

Example:

1 - Main valve assembly for a DN25 Spirax Sarco Type 37D temperature control.

Note:

To provide a stand-by set of spares for general maintenance purposes, an order for 1 maintenance

kit will cover all spares marked*.

Содержание 37D

Страница 1: ...Safety information 2 Installation 3 Start up 4 Maintenance 5 Spare parts 6 Fault finding Copyright 2018 Printed in GB 1020026 7 37D and 37DE Temperature Controls Installation and Maintenance Instructi...

Страница 2: ...IM P102 04 CTLS Issue 7 2...

Страница 3: ...Pressure Equipment Directive The products use on other fluids may be possible but if this is contemplated Spirax Sarco should be contacted to confirm the suitability of the product for the applicatio...

Страница 4: ...void danger of burns 1 9 Tools and consumables Before starting work ensure that you have suitable tools and or consumables available Use only genuine Spirax Sarco replacement parts 1 10 Protective clo...

Страница 5: ...onments where they may be exposed to temperatures below freezing point 1 15 Disposal These products are recyclable No ecological hazard is anticipated with the disposal of these products providing due...

Страница 6: ...anged to open the valve when the coil is energised so that whatever switching device is used it must be arranged to break the current to close the main valve In this way the unit will always fail safe...

Страница 7: ...IM P102 04 CTLS Issue 7 7 Temperature control unit Control head securing screws Solenoid valve 37DE 37D Fig 1...

Страница 8: ...be of the fullway type 2 6 Removal of condensate Ensure that the pipework is adequately drained so that the valve is supplied with dry steam The ideal arrangement is to fit a separator in the steam s...

Страница 9: ...way valve Strainer with blowdown cock Strainer Strainer Separator Strainer with blowdown cock Fig 2 Alternative installation fitted with a separator Steam trap Steam trap Sight glass Sight glass Fullw...

Страница 10: ...ion nipple U until the O ring V seats in the union nipple as shown in Fig 4 and screw home the gland nut W to compress the O ring The gland nut needs to be little more than finger tight Do not overtig...

Страница 11: ...to control from room temperature the plain bulb Fig 3 is used and a bracket and protective shield is provided Fig 7 It is essential that the sensor be fitted in such a position that it can sense the...

Страница 12: ...he normal way allow 30 minutes for it to settle down then check the temperature against a reliable thermometer this check reading should be taken as close to the control point as possible to ensure th...

Страница 13: ...for a complete overhaul and ideally this should be carried out with the valve removed from the line The parts that may require replacing or refurbishing are listed below Main valve seat and valve hea...

Страница 14: ...control system may be strained 1 Undo the three screws and lift of the adjustment head 2 Unscrew the packless gland housing 21 mm A F and remove with the push rod assembly and return spring 3 Unscrew...

Страница 15: ...push rod assembly with return spring and replace the packless gland housing tighten to 40 N m 30 lbf ft 15 Refit the adjustment head Bring the valve back into commission by following as many steps as...

Страница 16: ...Remove the pilot valve housing complete with the adjustment head 19 Remove the screen and clean 20 Ensure the gasket faces are clean 21 Check that the main valve return spring is in position 22 Fit a...

Страница 17: ...ean 30 Replace the diaphragm plate and push rod assembly and loosely fit the lower diaphragm chamber on two bolts either side of the union connection to locate spigot in recess 31 Bring the two new di...

Страница 18: ...screen and clean 38 Remove the main valve spring and the main valve head 39 Remove the main valve seat Examine the faces of the main valve head and seat If they are only slightly worn both the main v...

Страница 19: ...nuts and pull away 42 Undo the M12 nuts and bolts 43 Drop away the lower diaphragm chamber the two diaphragms diaphragm plate and the push rod assembly 44 Refit the push rod assembly 45 Refit the mai...

Страница 20: ...refit the M12 nuts and bolts Progressively and evenly tighten to a torque of 75 N m 52 Retighten the long union nut to ensure a steam tight seal 53 Ensure the gasket faces are clean 54 Refit the main...

Страница 21: ...h a replacement thermostatic system it may be found that the points cannot be moved far enough to reach the desired reading on the scale when the medium around the bulb is at the correct temperature I...

Страница 22: ...are now accessible for cleaning replacement Replace worn or damaged parts with a complete Spare parts kit item W for best results 70 Reassemble in reverse order paying careful attention to the explode...

Страница 23: ...f a b c d e Main diaphragm a a a b a a a b b c c Pilot valve assembly a a a a a a a a a a a Pilot valve packless gland set a a a a a a a a a a a Main valve assembly a b c d a b c d e f g Internal stra...

Страница 24: ...les of 2 m up to a maximum of 14 m at extra cost O ring for sensor bulb adaptor 3 pieces U Control pipe assembly P Gasket set 3 off R Set of pilot valve housing securing stud and nuts set of 4 S Set o...

Страница 25: ...s connector If the latter is removed for any reason it is essential that the split pin is retained and refitted Pilot valve packless gland set Solenoid valve assembly Pilot valve assembly Pilot valve...

Страница 26: ...t the valve is not closing properly this could be caused by one of the following Control orifice is blocked For access remove pipe assembly and clear orifice with fine wire Do not use a drill or any o...

Страница 27: ...steam is turned on and that the strainers are clean 6 4 3 Pipe assembly blocked Remove by uncoupling unions and blow through to clear obstruction 6 4 4 Diaphragm fractured 6 5 Pilot valve packless gl...

Страница 28: ...IM P102 04 CTLS Issue 7 28...

Результаты поиска

Содержание 37D

Отзывы:

Похожие инструкции для 37D

Бренды по названию

Популярные бренды

Spirax Sarco 37D, Инструкция по установке и обслуживанию

Результаты поиска

Содержание 37D

Отзывы:

Похожие инструкции для 37D

Бренды по названию

Популярные бренды