Guidelines For Timer Connection - Xylem Bell & Gossett Autocirc e3-4 Series Installation, Operation And Maintenance Manual

Instant hot water recirculating systems
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5. Cable installation:
• Insert the cable through the threaded
• Push the lever of the terminal block
• Take care of matching the markings of
• The whole stripped conductor length
• Insert the cable gland components
6. Final assembly:
• Put the end cap back to the motor
• Take care of its orientation, only one
• Tighten the screw (~5.3 lb-in / 0.6 Nm).
DANGER: Electrical hazard
Be certain that all connections are secure and the conduit box cover is closed before electrical
power is connected.
DANGER: Electrical hazard
Pumps, that do not equipped with standard power supply plug, may only be connected to the
electrical system in a separate protective box. For identification, check the 8
technical code (counting after the prefix "E5-") of the product (see item 10 on Figure 1 on page 12),
codes C, S, and X are affected.
NOTICE:
Before the electrical connection is energized, the pump unit must be filled with water; if not, the
bearings will be destroyed by dry operation.
4.4.3

Guidelines for timer connection

1. Follow the steps 1. to 5. of section
2. Connect the 3-pin connector of the
3. Final assembly:
• Put the timer to the motor housing.
• Take care of its orientation, only one
• Tighten the screw (~5.3 lb-in / 0.6 Nm).
Installation, Operation and Maintenance Manual
hole into the motor housing.
with a flat screw driver and get each
stripped core into the proper hole.
the terminal block with the proper
cable colors.
must be inside of the terminal block.
into the housing and tighten the nut.
housing.
angular position is correct.
4.4.2
timer into the proper opening of the
motor housing.
angular position is correct.
en – Original Instructions
th
character of the
29

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