Haws 9201E handleiding

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Handleiding

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INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS
04/19 Model 9201E Page 3 of 7
Valve operation:
Hot and cold water flows into the valve through two ports, marked “C” for cold and “H” for hot. The inlet
water passes through check valves and valve seats into a mixing chamber, where the thermostat is
located. The temperature setting is controlled via the tempered water temperature adjustment screw
which is located at the front of the valve. (See Installation Drawing). If the inlet temperature fluctuates or
the pressure changes, the thermostat moves an internal plunger which corrects outlet temperature back
to the initial setting. In the event of cold water failure, the thermostat closes the hot seat. Additionally, the
cold water by-pass valves provide adequate cold water flow if the hot inlet fails.
Valve installation instructions:
1. This valve must be accessible for testing, adjustment and/or maintenance in its installed position.
2. If shutoff valves are installed for maintenance purposes, provisions shall be made to prevent
unauthorized shutoff.
3. Flush the hot and cold supply lines prior to installation.
4. Connect the hot and cold supplies to the marked inlets.
5. Connect the outlet to the tempered water supply line.
6. Pressurize the emergency tempering valve and check all connections for leaks.
Installation test procedure:
1. Confirm the discharge temperature at the eyewash station or drench shower. Reset the outlet
temperature, if necessary, based on medical/safety authorities guidelines. (This establishes the pre-
set level). Note: Turning the temperature adjusting screw counterclockwise will increase the
temperature.
2. Close the hot water supply: The cold water by-pass must open and provide significant flow.
3. Open the hot water supply: The outlet temperature should return to the pre-set level.
4. Close the cold water supply (Do not use the check valve.): The flow rate must comply with the
maximum cold shut off flow allowed by ASSE 1071 for this valve size.
5. Open the cold water supply: The outlet temperature should return to the pre-set level.
Recommended valve testing procedure:
1. Open the eyewash and/or drench shower stations: Confirm and record the outlet temperature.
2. Close the hot water inlet: The cold water by-pass valve must open.
3. Open the hot water inlet: The outlet temperature should return to the pre-set level.
4. Close the cold water supply (Do not use the check valve.): The flow rate must comply with the
maximum cold shut off flow allowed by ASSE 1071 for this valve size.
5. Open the cold water supply: The outlet temperature should return to the pre-set level.
Installation and field adjustment of this device are the responsibility of the
installer and shall be carried out in accordance with the following instructions:

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Productinformatie

MerkHaws
Model9201E
CategorieNiet gecategoriseerd
TaalNederlands
Grootte828 MB