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Introduction

........................................1

Specifications

......................................1

Capacity Selection Guide 

..................2

Operation of Humidifier

....................2

Installation

Selecting a Location ....................3

Physical Installation ......................5

Final Installation ..........................9

Electrical Installation ..................10

Humidistat Installation ..............11

Maintenance

......................................12

Unit Diagram and Parts List

............14

Warranty

..............................Back cover

Manual for: 
• Installation 
• Operation 
• Maintenance

Duct Mount Centrifugal
Atomizer Humidifier

Table of Contents

256703-001 7/04

CAUTION: Read installation,
operation, and maintenance
instructions carefully for safe
operation. Exercise the usual
precautions when working
with electricity.

707U

Model 356686-001C (115/60/1)

707U-UK

Model 356686-002C (220/50-60/1)

Summary of Contents for Herrmidifier 707U

Page 1: ...11 Maintenance 12 Unit Diagram and Parts List 14 Warranty Back cover Manual for Installation Operation Maintenance Duct Mount Centrifugal Atomizer Humidifier Table of Contents 256703 001 7 04 CAUTION...

Page 2: ...into the home and heated When heated this air dries out and greatly increases its capacity to hold more moisture By using a humidifier a source of water is provided to satisfy this increased moisture...

Page 3: ...turn the humidistat to the OFF position Sq Footage of Home 1000 1500 2000 2500 3000 4000 Tight Home GPD 0 5 3 0 5 0 7 5 10 0 14 5 Average Home GPD 5 0 10 0 14 0 19 0 23 5 33 0 Loose Home GPD 10 0 16...

Page 4: ...at least six 6 linear feet preferably 10 feet upstream from any electronic air cleaner Failure to follow this recommendation can cause excessive nuisance arcing and or power supply failure If the duct...

Page 5: ...rge nozzle should be at least two 2 feet below the ceiling and from a vertical wall along the side The discharge nozzle should be about six and a half 6 1 2 feet from the floor If this is not possible...

Page 6: ...cturer s original warranty Remember to select a location that is readily accessible for periodic inspection and cleaning of your humidifier Allow a minimum of 2 clearance in front of the humidifier an...

Page 7: ...position with 2 10 sheet metal screws and flat washers provided 10 The float and valve assembly have been factory adjusted to maintain 1 1 1 2 of water in the water reservoir pan at normal water pres...

Page 8: ...II of the inside wall using a saber saw or equivalent Do NOT cut through the entire wall 8 Remove the template from the wall In the 6 5 16 diameter holes previously drilled into the inside wall insta...

Page 9: ...sion nozzle provided will be 2 5 8 long PLUS the total wall thickness as determined in the previous step Cut the extension nozzle to length on the square end The opposite end of the extension nozzle i...

Page 10: ...copper tubing to the float and valve assembly with the ferrule and compression nut provided Caution The float and valve assembly must not turn when tightening the copper tubing compression fittings to...

Page 11: ...operation of the humidifier during the heating season 3 The humidifier will only operate when the furnace blower is in operation 4 It is recommended to install a humidistat provided with model 707U i...

Page 12: ...hrow switch may be installed 4 Turn the humidistat to the highest level past 60 and the humidifier should begin to run The humidifier should stop when the humidistat is turned off 5 Set the furnace co...

Page 13: ...ly therefore the frequency of cleaning the unit also varies During the heating season check for film or scale build up in the unit or any moving part Establish a proper cleaning schedule to ensure the...

Page 14: ...Remove the pump from the end of the impeller shaft If the pump is stuck in the motor drive shaft run hot water over the end of the shaft for a few seconds to loosen the pump 8 Flush water through the...

Page 15: ...SCREEN 6 1 1 D9P IMPELLER 7 1 1 M3 SCREW SET CUP 8 1 1 8A IMPELLER PUMP 9 4 4 90 VIBRATION DAMPER 10 1 1 35P CENTER PAN 11 4 4 23 CENTER PAN SUPPORT 12 2 2 27 DRIP TUBE 13 1 1 92P FLOAT VALVE ASM 14...

Page 16: ...ders com Humidifiers which have been installed or become part of real estate cannot be returned CareCo will receive freight prepaid only removable parts or components of such defective humidifiers 6 T...

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