Yoshitake OB-30, Руководство пользователя

Страница: 44 / 46

www.yoshitake.jp
13
-44
Temperature Regulator – Annex
Completely discharge the internal pressure from the valves before disassembly.
13
T
emperatur
e Regulator
CAUTION Please refer to the manual attached to the product for procedures for installation and operation.
Disassembly and disposal Temperature regulator
Disassembly and inspection must be done by experienced professional or valve manufacturer. Completely
discharge the pressure inside of the product, piping and equipment before disassembly and inspection. When
fluid is hot, cool down the product to the condition that it can be touched with bare hands.
· Disassembly of bellows
1. Detach the thermal bulb from the tank/piping.
2. Turn the handle clockwise to release the spring force. (no compression).
3. Detach the bolts of bellows cover and dismount the bellows.
Caution) Do not apply heat to thermal bulb while the bellows is dismounted. For the thermal bulb of lower
temperature range, the thermal bulb has to be put in water while step 3 above.
· Disassembly of valve
[OB-1, OB-1G, OB-2, OB-2G, OB-5, OB-6]
1
Turn the handle counterclockwise to push up the spring.
2 Detach the top cover and pull it up to take out the valve.
3
Dismount the spindle joint and dismount the valve.
[OB-3, OB-3G, OB-4, OB-4G]
1 Turn the handle clockwise to release the spring (no compression).
2
Loosen the lock nut and disconnect the spindle. (It is recommended that you put marking on the parts
with an oil-based pen before loosening the lock nut, so that you can easily reassemble.)
3
Detach the bottom cover and take out the valve.
· Precaution for disposal
[OB-1, OB-1G, OB-2, OB-2G, OB-3, OB-3G, OB-4, OB-4G, OB-5, OB-6]
* Thermal bulb contains alcohol or CFC. Disposal should be done accordingly.