Xylem MM 219J Replacement Head Mechanism - Manual (Page 7)

7
IMPORTANT: There must be a
minimum space of 1/2" (13mm)
between connector fittings and
electrical live metal parts.
STEP 3 - Electrical Wiring
a. Reconnect conduit and wires which were disconnected prior to head removal.
b. Re-attach the junction box cover (B).
B
Note:
Cover must be installed correctly as shown
• To prevent a fire, do not use this product to switch currents over 7.4A, 1/3 Hp at 120 VAC or 3.7A, 1/3 Hp at 240
VAC, unless a starter or relay is used in conjunction with it.
• To prevent electrical shock, turn off the electrical power before making electrical connections.
• This low water cut-off must be installed in series with all other limit and operating controls installed on the
boiler. After installation, check for proper operation of all of the limit and operating controls, before leaving
the site.
• Modification of the switch assembly before or after installation could cause damage to the boiler and/or
boiler system.
Failure to follow this warning could cause electrical shock, an explosion and/or a fire, which could result in
property damage, personal injury or death.
! WARNING