York E4FD018-60 Installation Instructions Manual Download Page 16

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035-17421-000 Rev B (700)

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.

035-17421-000 RevB

Supersedes: 035-17421-000 Rev A (02/00)

NOTES:

Summary of Contents for E4FD018-60

Page 1: ...ERAL INFORMATION GROUNDING 7 POWER WIRING 7 ACCESSORY WIRING 7 THERMOSTAT MOUNTING WIRING 7 EVACUATION 9 SYSTEM CHARGE 9 REFRIGERANT LINE CHARGES 9 MEASUREMENT METHOD 9 SUPERHEAT CHARGING METHOD 10 SY...

Page 2: ...that personal injury and or equipment damage may result if installation pro cedures are not handled properly INSPECTION As soon as a unit is received it should be inspected for possi ble damage during...

Page 3: ...ndensate will drain from beneath the coil of the outdoor unit during the defrost cycle Normally this condensate may be allowed to drain directly on the ground Elevate the unit sufficiently to prevent...

Page 4: ...an specified line size could result in oil return problems Using too small a line will result in loss of capacity and other problems caused by insufficient refrigerant flow Slope horizontal vapor line...

Page 5: ...n in Fig ure 5 Also protect all painted surfaces and insulation during brazing After brazing cool joint with wet rag Valve can be opened by removing the plunger cap and fully inserting a hex wrench in...

Page 6: ...hes retaining ring Release the refrigerant charge into the system See Precautions Dur ing Brazing Angle Valves on page 6 11 If the refrigerant tubing indoor evaporator coil or outdoor condensing unit...

Page 7: ...chematic wiring label is located on the inside surface of the unit electrical box cover and this instruction POWER WIRING 1 Install the proper size weatherproof disconnect switch outdoors and within s...

Page 8: ...l block on the indoor unit for the actual arrangement of the terminals BREAKER ALL WIRING TO BE IN ACCORDANCE WITH NATIONAL ELECTRIC CODE AND OR LOCAL CODES Connect power wiring to terminal block 3TB...

Page 9: ...should be installed only with the tubing sizes for approved system com binations as specified in Tabular Data Sheet The charge given is applicable for total tubing lengths up to 15 feet See Applicati...

Page 10: ...he system if the compres sor has been off for 5 minutes There is an anti short cycle timer built into the defrost control requiring the compressor to be off at least 5 minutes With fan switch in AUTO...

Page 11: ...d an output to turn on a fault indicator light at the ther mostart through X L terminal Code flashed will be either 2 flashes if the pressure switch opens during cooling or heating mode or 3 flashes i...

Page 12: ...art the unit then the test terminals must be held for at least 10 seconds When the short is removed the heat pump will remain in defrost until the defrost thermostat opens or 10 minutes expires If the...

Page 13: ...for snow accumulation 3 Outdoor section for leaf or debris blockage Eliminate problem turn off the thermostat for 10 seconds and attempt start Wait 5 minutes If system does not start call serviceman...

Page 14: ...27 26 25 23 Evaporator Entering Air F Table 4 Temperature and Pressure SUCTION PRES SURE PSIG Service Port SUCTION SERVICE VALVE SUPERHEAT 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 61 5 35 37...

Page 15: ...93 176 35 108 220 02 49 82 389 64 109 26 79 141 30 94 179 06 109 223 17 50 84 03 65 111 23 80 143 63 95 181 80 110 226 35 51 85 69 66 113 22 81 145 99 96 184 56 111 229 56 52 87 38 67 115 24 82 148 37...

Page 16: ...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 035 17421 000 RevB Copyright by Unitary Products Group 1999 All right...