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OPERATING

INSTRUCTIONS

Slow Cook/Hold Timers
Model No. 740-Horizontal
Series

355 East Kehoe Blvd. 

z

 Carol Stream, IL  60188

Tel: (630) 462-8800 

z

 Fax:  (630) 462-1460

Toll Free:  1-800-PCASTLE

TABLE OF CONTENTS

PAGE

Installation ..................................................................... 2
Programming ................................................................. 2
Operation ....................................................................... 3
Cleaning ........................................................................ 4
Parts List ....................................................................... 4
Exploded View .............................................................. 5
Troubleshooting ............................................................ 5
Wiring Diagrams ........................................................... 6

Pictured Model 740-T88H

Model

Description

740-T44H

Horizontal Four Channel

740-T66H

Horizontal Six Channel

740-T88H

Horizontal Eight Channel

 

 

                  

ELECTRICAL

740-TH Series

740-THJ Series

120 Volts

100 Volts

50-60 Hz

50/60 Hz

740-THF Series

220-240 Volt
50/60 Hz

740-521revA

Printed in USA 3/06 © 2006 

This product is warranted to be free from defects in material 
and/or workmanship for a period of 1 year from date of original 
installation, not to exceed 18 months from the date of 
manufacture.
Any component which proves to be faulty in material and/or 
workmanship will be replaced or repaired (at the option of 
Prince Castle, Inc.) without cost to the customer for parts and 
labor. This equipment is portable; charges for on-location 
service (e.g., trip charges, mileage) are not included in the 
provisions of this warranty.
This warranty is subject to the following exceptions/conditions:
•  Use of any non-genuine Prince Castle parts voids this 

warranty.

•  All labor to be performed during regular work hours. 

Overtime premium (the incremental amount) will be charged 
to the customer.

•  Damage caused by carelessness, neglect and/or abuse 

(e.g., dropping, tampering or altering parts, equipment 
damaged in shipment, by fire, flood or an act of God) is not 
covered under this warranty.

•  All problems due to operation at voltages other than that 

specified on equipment nameplates are not covered by this 
warranty. Conversion to correct voltage is the customer’s 
responsibility.

•  This equipment must be serviced by Prince Castle 

Authorized Service Agency or a Prince Castle Service 
Technician during the warranty period.

LIMITED WARRANTY

http://waterheatertimer.org/Countdown-timer-horsepower-ratings.html

Summary of Contents for 740-Horizontal Series

Page 1: ...placed or repaired at the option of Prince Castle Inc without cost to the customer for parts and labor This equipment is portable charges for on location service e g trip charges mileage are not included in the provisions of this warranty This warranty is subject to the following exceptions conditions Use of any non genuine Prince Castle parts voids this warranty All labor to be performed during r...

Page 2: ...each channel In the Run Mode it is used in conjunction with logo button to increase the volume In the program mode it decreases time values for each channel In the run mode it is used in conjunction with logo button to decrease the volume Activates Program Mode and used to adjust the alarm sound level PROGRAMMING 1 Press and hold the PRINCE CASTLE logo for six seconds The TIME displays change will...

Page 3: ... the same time The time remaining will countdown in the TIME display and the time value M S or H M will be illuminated See figure 6 Figure 6 2 Press the desired channel button three times within five seconds to cancel an active timing cycle IMPORTANT The channel timer button s multicolored LED indicator shows the status of the timer The indicator has three colors green yellow and red The LED will ...

Page 4: ...ear Cover T44H T66H 3 740 072S Main P C Board T44H 740 070S Main P C Board T66H 740 244S Main P C Board T88H 4 740 079S Wing Board T88H Only 5 88 653 2 4S Speaker Assy 6 541 135 Speaker Shim 7 740 056S Switch Panel Assy T88H 740 055S Switch Panel Assy T66H 740 054S Switch Panel Assy T44H 8 740 058 Front Cover T88H 740 057 Front Cover T66H T44H 9 70 048S Knob W Hardware 10 72 292S Power Supply 110 ...

Page 5: ...it until channels are in stop mode Display does mode not show Prog Logo Switch inoperable Replace Switch Panel D Unit enters program mode The channel is still counting Wait until channel is in stop mode Display shows Prog but Arrow Switch inoperable Replace Switch Panel cannot change times Circuit inoperable Replace Main Circuit Board E Unable to start stop or store Circuit inoperable Replace Swit...

Page 6: ...WIRING DIAGRAM 740 T44H T66H T88H 6 Printed in USA 3 06 2006 740 521revA ...

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