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Bulletin G10-E 

January 2006

INSTALLATION ADJUSTMENT SERVICE

HIGH-LOW MANIFOLD 

TM-2020A

ASSE 1017 LISTED

IMPORTANT! Provide serial numbers for both valves when ordering parts!!

INSTALLATION

1360 Elmwood Avenue, Cranston, RI 02910 USA

Phone: 401.461.1200 Fax: 401.941.5310

Email: 

[email protected]

Web Site: http://www.leonardvalve.com

°F

°C

0

60

140

100

L EONARD

60

20

0

10

30

80

40

R

ASSE

1017

C

THERMOSTATIC

H

LEONARD

1017

ASSE

C

H

THERMOSTATIC

LE ONARD

20

40

50

-10

120

30

20

100

20

40

140

0

°F

50

-10

60

°C

LEONARD

10

0

R

120

40

80

60

COLD INLET

DOMESTIC OUTLET

HOT INLET

DOMESTIC OUTLET

COLD INLET

HOT INLET

4. Flush pipes thoroughly after system has been 

connected.

5. If this assembly is installed on a recirculated hot water 

system it 

MUST

be piped according to 

LEONARD’S 

REQUIRED PIPING METHODS

(see pages 4 & 5).

6. Refer to page 3 of this bulletin for correct Setup 

Instructions.  

1. Type TM manifold systems are factory pre- assembled 

and tested and include large and small thermostatic water 
mixing valves which function as a system to meet both 
high and low demand for tempered water.

2. System should be installed at a location where it can 

easily be cleaned, adjusted or repaired.

3. System supplies must be connected as shown (Hot-left, 

Cold-right). Exercise caution when soldering.

Maximum Operating Pressure 125PSI (860 KPA) for Hot and Cold Water.

CAUTION

All thermostatic water-mixing valves have limitations. They will not provide the desired 
accuracy outside of their flow capacity range. Consult the capacity chart on page 8. Minimum 
flow must be no less than as shown.

Содержание TM-2020A

Страница 1: ...is installed on a recirculated hot water system it MUST be piped according to LEONARD S REQUIRED PIPING METHODS see pages 4 5 6 Refer to page 3 of this bulletin for correct Setup Instructions 1 Type T...

Страница 2: ...he top side of the web which is cast on the RIGHT SIDE OF THE COVER 5 Replace stop retaining ring 6 Replace POINTER so that it is pointing to the extreme HOT position The new maximum temperature has n...

Страница 3: ...ystem is operational To balance circulation system temperature see page 4 5 1 The High Low Unit MUST be piped according to a Leonard Required Piping Method see page 4 5 2 Make sure full hot and cold s...

Страница 4: ...ON PROCEDURE TO BALANCE CIRCULATION SYSTEM 1 MAKE SURE NO WATER IS BEING DRAWN IN THE BUILDING OPEN VALVE 1 APPROXIMATELY HALF WAY AND START CIRCULATOR 2 OBSERVE TEMPERATURE UNTIL IT STABILIZES 3 CLOS...

Страница 5: ...EMPERATURE IS SET 4 IF UNABLE TO REACH DESIRED TEMPERATURE OPEN VALVE 2 FULL REPEAT STEPS 2 AND 3 5 THERMOMETER HEAT TRAP SUPPLY COLD SOURCE WATER HOT HIGH TEMPERATURE SUPPLY BY PASS FULL LINE SIZE HI...

Страница 6: ...ble must move freely on the port sleeve unscrew the check nut as far as it will go then screw the port sleeve nut into the base The port sleeve and thimble may be lifted out SEE DWG A 5 Clean in a non...

Страница 7: ...KITS REMEMBER THIS IS A CONTROL DEVICE WHICH MUST BE CLEANED AND MAINTAINED ON A REGULAR BASIS SEE MAINTENANCE GUIDE AND RECORD NOTE AFTER INSTALLING NEW PARTS IT WILL BE NECESSARY TO RESET THE ADJUS...

Страница 8: ...KITS REMEMBER THIS IS A CONTROL DEVICE WHICH MUST BE CLEANED AND MAINTAINED ON A REGULAR BASIS SEE MAINTENANCE GUIDE AND RECORD NOTE AFTER INSTALLING NEW PARTS IT WILL BE NECESSARY TO RESET THE ADJUS...

Страница 9: ...ITED WARRANTY Leonard Valve Company warrants the original purchaser that products manufactured by them not by others will be free from defects in materials and workmanship under normal conditions of u...

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