Leonard MEGATRON 10N Installation Adjustment Service

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INSTALLATION ADJUSTMENT SERVICE
MEGATRON MODEL 10N, 10N-LF, 10NB-LF
Note: IMPORTANT! Provide serial numbers for both valves when ordering parts!!
1. Type TM Parallel 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.
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 12. Minimum
flow must be no less than as shown.

INSTALLATION

20
2 0
10
30
1 0
30
0
4 0
0
40
-10
50
-10
50
°C
60
°C
60
°F
°F
0
0
LEONARD
LEONARD
THERMOSTATIC
THERM OS TATIC
20
30
10
40
0
5 0
-10
°C
60
0
°F
CAUTION
1360 Elmwood Avenue, Cranston, RI 02910 USA
Phone: 401.461.1200 Fax: 401.941.5310
Email:
info@leonardvalve.com
Web Site: http://www.leonardvalve.com
WARNING: This product can expose you to
chemicals including lead, which is known to the State
!
of California to cause cancer. For more information, go
to
www.P65Warnings.Ca.gov
20
30
10
L EONARD
40
0
-10
50
60
°C
°F
0
LEONARD
THERM OSTATIC
20
30
10
40
0
50
-10
°C
60
0
°F
4. Flush pipes thoroughly after system has been connected.
5. Assemblies installed on a recirculated hot water system
MUST
be
piped
REQUIRED PIPING METHOD #5 (see page 4).
6. Refer to page 3 of this bulletin for correct Setup
Instructions.
Bulletin M-5091Z
August, 2018
according
to
LEONARD'S

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Summary of Contents for Leonard MEGATRON 10N

  • Page 1 State of California to cause cancer. For more information, go www.P65Warnings.Ca.gov °C °C °F °F L EONARD °C °F LEONARD LEONARD LEONARD THERMOSTATIC THERM OS TATIC THERM OSTATIC °C °C °F °F 1.
  • Page 2 Minimum flows must be no less than shown (see Flow Capacities, page 12). If installed on a recirculated hot water system, make certain the valve is piped according to Leonard’s Required Piping Methods (see page 4).
  • Page 3 COLD INLET INLET 1. The Parallel Unit MUST be piped according to a Leonard Set outlet temperature of the mixing valve C on valve Required Piping Method 5 (see page 4). assembly 2 to the same temperature as step 7.
  • Page 4 2” RETURN PIPING METHOD #5 HIGH TEMPERATURE FIXTURES SYSTEM FIXTURES TEST CONNECTION °C °C °F ° F L EONAR D °C ° F LEONARD T HER MOS TATIC LEONARD THERMO STATIC LEONARD T HERMOSTATIC BALANCING VALVE #2 °C °C °F ° F...
  • Page 5 INSTRUCTIONS FOR SERVICING INSTRUCTIONS FOR SERVICING LARGER TM2020B VALVE SMALLER TM2020B VALVE M20-2C COVER SCREWS LTR SET SCREW POINTER SCREW M20-3C POINTER COVER GASKET TEMPERATURE TM20-1-12B ADJUSTING SCREW THERMOSTATIC CONTROL ASSEMBLY 1. Loosen LTR set screw. 1. Loosen LTR set set screw. 2.
  • Page 6 TM-2020B LARGE VALVE PARTS TM-15B/200 TGM-2/125 COVER THERMOSTAT GROUP 57-L TM-8 TM-25D TM-25C SNAP CAP COIL SLEEVE STOP POINTER MU-5A STUD O'RING (2) LEONARD THERMOSTATIC FRICTION TM-28A SPRING POINTER ROD TM-16 TM-29/29A TM-16 TM-16A COVER POINTER SCREW DIAL DIAL SCREWS W/WASHER...
  • Page 7 SMALL TM VALVE PARTS 03307 M20 -1 C RF/CP 6910 DIAL PLATE COVER L TR SET SCREW M20 -3C COVER 5 7-D RF GASKET 7520 G LA ND NUT P OINTER SCREW TM28 -G2 THERMOS TAT GROUP 7628 MU-4C MU-10B P OINTER G LAND PACKING P OINTER ROD NUT...
  • Page 8 295 428 l/min NOTE: Flowrates will vary depending on existing field conditions. Leonard Valve Company always recommends using CASPAK® sizing software for proper valve sizing and model number applications. Note: The High Low model must be selected based upon the following:...

This manual is also suitable for:

Megatron 10n-lfMegatron 10nb-lf

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