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Rada 320

Installation and Maintenance

Water Temperature Controls

Groups of Fixtures

Thermostatic

This Rada 320 Valve has been supplied for this application based upon information provided 

to Armstrong at the time the order was placed.

This Rada 320 Valve is configured for use in a “dead-leg” piping configuration as indicated in 

the drawing on Page 5.

This Rada 320 Valve has not been configured for use in a central pumped re-circulation 

system.

This Rada 320 Valve has not been designed to deliver tepid water to Emergency Fixtures.

For further information, please call our technical department Toll Free at 1-888-HOT-HOSE.

Model No. 

Rada 320           Rada 320D           Rada 320DC

Serial No.

Ship Date

1017

ALIB-320-C

B125

Содержание Rada 320

Страница 1: ... Valve is configured for use in a dead leg piping configuration as indicated in the drawing on Page 5 This Rada 320 Valve has not been configured for use in a central pumped re circulation system This Rada 320 Valve has not been designed to deliver tepid water to Emergency Fixtures For further information please call our technical department Toll Free at 1 888 HOT HOSE Model No Rada 320 Rada 320D ...

Страница 2: ...l Specifications Dual thermostatic elements provide redundancy in the event of individual thermostat failure Typical outlet temperature control 2 F Adjustable maximum temperature limit stop Adjustable single temperature lockout Thermal shutdown mode upon inlet supply failure Technical Specifications 1 NPT inlets and 1 NPT outlet Chrome plated DZR brass polymer construction Operating pressures Maxi...

Страница 3: ...thermostatic elements provide redundancy in the event of individual thermostat failure Typical outlet temperature control 2 F Adjustable maximum temperature limit stop Adjustable single temperature lockout Thermal shutdown mode upon inlet supply failure Technical Specifications 3 4 NPT inlets and 3 4 NPT outlet Chrome plated DZR brass polymer construction with self finish brass and bronze componen...

Страница 4: ...roduct failure and its associated consequences if not eliminated are reduced to the minimum achievable Rada 320 Operating Specifications Rada 320 can accept temporary excursions above 185 F 85 C and maintain control without sustaining internal damage ASSE 1017 certification requires exposure to 200 F 93 C for a period of 30 minutes Prolonged operation of the Mixing Valve at such elevated temperatu...

Страница 5: ...e outlet as close to the mixing valve as feasible to facilitate check valve and inlet strainer screen service and replacement 4 Be sure to thoroughly flush the pipework before fitting the Rada 320 5 Be sure to make up all sweat or soldered fittings ahead of time Do not expose Rada 320 or any of its fittings to extreme temperatures such as an acetylene or propane torch 6 Rada 320 is serviced from t...

Страница 6: ...ck that an adequate supply of hot water is available at the hot inlet of the mixing valve For optimum performance the minimum temperature of the hot water must be at least 21 F 12 C above the desired blend however during resetting this should be close to the typical storage maximum to reduce the possibility of any blend shift due to fluctuating supply temperatures Temperatures should always be rec...

Страница 7: ...ons such as high mineral content water dictate It is highly recommended that as a function of the annual inspection that the two racetrack shaped o seals within the valve are replaced D33387 seal pack Rada 320 Thermostatic Mixing Valve is of non serviceable single cartridge construction The cartridge can be removed from the valve for inspection or replacement by first removing the chromed brass te...

Страница 8: ...seals are pre lubricated If further lubrication is required use only silicone based lubricants on this product Do not use petroleum based lubricants Step 1 Step 2 Step 3 Figure 8 2 Body Cartridge Guides Temperature Spindle Temperature Indicating Ring Temperature Knob Screw 3 mm Hexagon Wrench Hub Screw Cartridge Cut out To Aid Removal Cartridge Assembly H and C marked on cartridge Make sure that t...

Страница 9: ...3386 Inlet Outlet Adapter 3 4 Female D33387 Seal Pack Includes A Components D33388 Screw Pack Includes B Components D33389 Backplate Kit Includes C Components D33390 Knob Pack with Screw D33391 Blanking Cap D33392 Outlet Adapter 1 Male D33393 Inlet Adapter with Check Valve 1 Male 3 4 NPT Female D33386 1 NPT Male D33392 1 NPT Male with Integral Strainer and Check Valve D33393 ...

Страница 10: ...lity to correct Check Rectify e Hot water supply temperature fluctuating beyond valves capability to correct Check by carefully sensing inlet hot supply pipe work rectify f Partially occluded screens filters or partially blocked inlet fittings Check Rectify 4 Hot water in cold supply and vice versa a Indicates non functioning check valve s Diagnose by turning off mixed water outlet flow and check ...

Страница 11: ...11 Notes ...

Страница 12: ...AL DAMAGES INCLUDING BUT NOT LIMITED TO LOSS OF USE OR PROFITS OR INTERRUPTION OF BUSINESS The Limited Warranty and Remedy terms herein apply notwithstanding any contrary terms in any purchase order or form submitted or issued by any user purchaser or third party and all such contrary terms shall be deemed rejected by Armstrong Armstrong International 221 Armstrong Blvd Three Rivers Michigan 49093...

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