Instructions / Assembly

ManualsBrandsNORITZ ManualsPlumbingExternal Recirculation, 3-Speed, 1/12 HP, Pump Kit

Noritz Recirculation System (RPK-EXT) Installation Instructions

Included Parts

WARNING

Prior to installation, read these installation and operating instructions carefully. Installation

and operation must comply with local code regulations which may vary and take precedence

over these instructions.

Closely observe the following symbols warning used in this document, they are critical to your safety.

Prior to installation, examine the components carefully to make sure no damage has occured to the pump during shipment. Take

care to ensure the pump is not dropped or mishandled, dropping will damage the pump.

Before conducting any work, to prevent electrical shock, the power supply to the water heater and circulator should be disconnected.

Installation and service must be performed by a qualifed installer or service agency.

The safe operation of this pump requires that it be grounding in accordinace with the National Electrical code and local codes

or regulations.

WARNING

If these safety instructions are not observed, it may result in personal injury.

CAUTION

If these safety instructions are not observed, it may result in malfunction or damage to the equipment.

Visually inspect the contents of the package for any possible damage during shipment. Before starting installation, verify that

all included supply parts are present as shown.

(1)

(2)

(1)

RC-9018M Controller

Mounting

bracket

Raised countersunk

head wood screw

Wall anchor

Raised countersunk

head screw

(For junction box

installation)

Machine

screw

(1)

(2)

(4)

(2)

UPS15-55SFC 115V

3/4” Bronze

Flange

Bolts

Pump Parts

Controller Parts

Gaskets

Nuts

Page 1 of 5

Summary of content (5 pages)

PAGE 1
Noritz Recirculation System (RPK-EXT) Installation Instructions Closely observe the following symbols warning used in this document, they are critical to your safety. WARNING CAUTION If these safety instructions are not observed, it may result in personal injury. If these safety instructions are not observed, it may result in malfunction or damage to the equipment. Prior to installation, read these installation and operating instructions carefully.
PAGE 2
WARNING DO NOT install this pump outdoors. DO NOT start the pump until the system has been filled. 6. Pump should be mounted such that the arrow at the bottom of the pump is pointing towards the heater. Pump must be mounted with the motor in a horizontal position. Pump is suitable for indoor applications only When making pipe connections, be sure to follow the pipe manufacturer's recommendations and all code requirements for piping material.
PAGE 3
Recirculation System Piping Important Installation Notes: Recommended Flow Rate for recirculation is 2 GPM (7.5 LPM). Hot Water Return (3/4”) Cold Water Supply RC-9018M Remote *Equivalent Distance factors in all fittings plus supply and return water piping length. Fixtures Pump control wire included with the pump is 6 feet long. Pump must be located within 6 feet of the water heater.
PAGE 4
Setting the Recirculation System With the recirculation operation timer set, hot water will be automatically circulated in the hot water pipes. Even with this function activated, it may take several minutes for hot water to be completely circulated through the plumbing system. The timer should be set to activate the recirculation system prior to the first use of hot water to ensure hot water is available. Multiple recirculation time periods can be set.
PAGE 5
Setting the Recirculation System 2 Operation 4 Screen Display Description 1) Select "AM8:00" using 1) the * Every time when you press the button, the time changes by one hour. Here [To keep the current “End” time] buttons. Press the 2) button to 2) Press the complete the “End” time setting. 1) Select "Add" using 1) the button without changing the "End" time, and proceed to step 5. * You can set multiple operation time periods. buttons. 2) 2) Press the button.