Unitary products group H4TS024 Installation Instruction Download Page 16

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035-14511-000 REV B (1299)

H e a t i n g a n d A i r C o n d i t i o n i n g

Unitary Products Group
5005 York Drive, Norman, Oklahoma 73069
Subject to change without notice. Printed in U.S.A.
Copyright

Supersedes: 550.37-N4Y (1299)

035-14511-000 REV B (1299)

NOTES:

Summary of Contents for H4TS024

Page 1: ...WIRING 8 THERMOSTAT MOUNTING WIRING 8 DE HUMIDIFICATION CONTROL 8 CONTROL WIRING 8 WIRING DIAGRAMS 9 10 INDOOR BLOWER SPEED SETTINGS 8 SYSTEM START UP 11 ENERGIZE CRANKCASE HEATER 11 CHECKING SYSTEM...

Page 2: ...erly INSPECTION As soon as a unit is received it should be inspected for possi ble damage during transit If damage is evident the extent of the damage should be noted on the carrier s freight bill A s...

Page 3: ...jectionable if the unit is placed directly under windows of certain rooms bed rooms study etc ROOF INSTALLATION When installing units on a roof the structure must be capable of supporting the total we...

Page 4: ...7 Install TXV equalizer line in 1 8 hole previously made in vapor line Equalizer line can be bottomed out in vapor line as end of equalizer line is cut on 45 degrees angle to prevent blockage Braze e...

Page 5: ...ter 3 Care must also be taken to isolate the refrigerant lines to minimize noise transmission from the equipment to the structure 4 The vapor line must be insulated with a minimum of 1 2 foam rubber i...

Page 6: ...d line to the evaporator liquid connection The nitrogen shouldnowbeflowing throughtheevaporator coil 5 Slide the grommet away from the vapor connection at the coil Braze the vapor line to the evaporat...

Page 7: ...supply to be sure that it meets the values specified on the unit nameplate and wiring label Power wiring control low voltage wiring disconnect switches and over current protection to be supplied by t...

Page 8: ...RING The recommended field connections for specific indoor air handlers and furnaces are shown in Figures 7 through 10 All connects to the outdoor unit are made in the low voltage junc tion box in the...

Page 9: ...H I S W I R E I F N O T U S E D 2 T H E R M O S T A T T S C O N T R O L G R D L U G 2 H U M I D I S T A T M A K E S C I R C U I T O N H U M I D I T Y F A L L J U M P E R O N C F M S E L E C T I O N B...

Page 10: ...I R I N G 2 0 8 2 3 0 1 6 0 C O N T A C T O R M 1 T 1 L 1 L 2 T 2 P O W E R C O N T R O L F A C T O R Y C L A S S 2 W I R I N G C L A S S 1 W I R I N G H I G H L O W 2 D E H U M I D I S T A T M A K E...

Page 11: ...age 2 cylinder operation the recommended sub cooling for H TS036 is 14 F and 20 F for all other models For 1st stage 1 cylinder operation the recommended sub cooling is 10F for all models 1 Set the sy...

Page 12: ...ar single speed compressor system This additional run time provides for better dehumidification and consistent room temperatures However there may be installation environ ments that the humidity level...

Page 13: ...y may be by passed by momentarily jumping the two test pins when there is a call for cooling Y1 or Y2 Pressure Switch Operation The condensing unit is provided with high and low pressure switches inst...

Page 14: ...to be driven out of the compressor The installer should also instruct the owner on proper opera tion and maintenance of all other system components INDICATIONS OF PROPER OPERATION Cooling operation i...

Page 15: ...035 14511 000REVB 1299 Unitary Products Group 15 NOTES...

Page 16: ...o n d i t i o n i n g Unitary Products Group 5005 York Drive Norman Oklahoma 73069 Subject to change without notice Printed in U S A Copyright by Unitary Products Group 1999 All rights reserved Super...