Bulletin G-522
February 2013
INSTALLATION, ADJUSTMENT, SERVICE
MODEL 170, 170-LF, 270, 270-USW, 270-LF, 370, 370-LF, 470
THERMOSTATIC / POINT OF USE MIXING VALVES
270 (1/2”NPT)
270-LF (1/2”NPT)
ASSE1017/ASSE 1070
170 (3/8”COMP)
170-LF (3/8”COMP)
ASSE 1070
370 (3/4”NPT)
370-LF (3/4”NPT)
ASSE1017/ASSE 1070
170 WARNING:
DO NOT USE THREAD
SEALANT ON MODEL 170
470 (1”NPT)
( PICTURE NOT SHOWN )
ASSE 1017
ASS
10 0
270-USW (1/2”)
( PICTURE NOT SHOWN )
ASSE 1017
COMPRESSION CONNECTIONS
270 / 270-LF / 370 / 370-LF / 470 WARNING:
When using flex hoses be careful, swivel connectors may damage inlet checks and / or element
on outlet on 270, 270-LF, 370, 370-LF and 470 models. Coupling fittings may be needed if
swivel connectors have a brass protruding tube or any protrusion that may damage the valve.
ASSE 1070
ASSE 1070
WARNING!!
1. Valve should be installed where it can be easily cleaned,
adjusted or repaired.
2. Inlets are furnished with NPT connections. When
soldering close to this unit,
DO NOT OVERHEAT,
internal components may become damaged.
3. Leonard recommends that unions and shutoffs are
installed on the inlets and outlet.
4. Use solder or pipe cement sparingly. Supply pipes should
be flushed before the valve is connected. Flush outlet
pipe and valve as soon as it is connected.
WARNING!!
WATER TEMPERATURES IN EXCESS OF 110°F (43°C) MAY CAUSE SCALDING, SEVERE
INJURY, OR DEATH!!
Maximum Operating Pressure: 125 PSI (860 KPA)
IMPORTANT!
These thermostatic water mixing valves can be adjusted to deliver water at temperatures
exceeding 110°F (43°C). After installation, the installer must check the outlet water temperature and adjust
the temperature setting to ensure delivery of a safe water temperature not exceeding 110°F (43°C). See
1360 Elmwood Avenue, Cranston, RI 02910 USA
Phone: 401.461.1200 Fax: 401.941.5310
Email:
Web Site: http://www.leonardvalve.com
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“Temperature Adjustment” next page
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