Daikin FTQ18TAVJUA Installation Manual
Split system heat pump air handling unit
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- Service manual (298 pages) ,
- Operation manual (16 pages) ,
- Service manual (331 pages)
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MODELS
Air Handling Unit
FTQ18TAVJUA
FTQ24TAVJUA
FTQ30TAVJUA
FTQ36TAVJUA
FTQ42TAVJUA
FTQ48TAVJUA
Read these instructions carefully before installation. Keep this
manual in a handy place for future reference. This manual should
be left with the equipment owner.
Lire soigneusement ces instructions avant l'installation.
Conserver ce manuel à portée de main pour référence ultérieure.
Ce manuel doit être donné au propriétaire de l'équipement.
Lea cuidadosamente estas instrucciones antes de instalar.
Guarde este manual en un lugar a mano para leer en caso de
tener alguna duda. Este manual debe permanecer con el
propietario del equipo.
IOD-4033
12/2018
English
Split System Heat Pump
FTQ18TAVJUD
FTQ24TAVJUD
FTQ30TAVJUD
FTQ36TAVJUD
FTQ42TAVJUD
FTQ48TAVJUD
INSTALLATION MANUAL
O
NLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL
(
, "
REPAIR
HEREINAFTER
MANUAL SHOULD SERVICE THE EQUIPMENT
BE RESPONSIBLE FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM
IMPROPER SERVICE OR SERVICE PROCEDURES
ASSUME RESPONSIBILITY FOR ANY INJURY OR PROPERTY DAMAGE WHICH MAY
. I
,
RESULT
N ADDITION
LICENSES TO SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL
LICENSED PERSONNEL SHOULD SERVICE THE EQUIPMENT
,
INSTALLATION
ADJUSTMENT
SPECIFIED IN THIS MANUAL
REPAIR THE EQUIPMENT SPECIFIED IN THIS MANUAL WITHOUT PROPER
TRAINING MAY RESULT IN PRODUCT DAMAGE
.
INJURY OR DEATH
FOR CALIFORNIA CONSUMERS
Cancer and Reproductive Harm
,
ADJUST
")
SERVICE
THE EQUIPMENT SPECIFIED IN THIS
. T
HE MANUFACTURER WILL NOT
. I
F YOU SERVICE THIS UNIT
IN JURISDICTIONS THAT REQUIRE ONE OR MORE
. I
,
SERVICING OR REPAIR OF THE EQUIPMENT
,
,
OR ATTEMPTING TO INSTALL
ADJUST
,
PROPERTY DAMAGE
PROP 65 WARNING
www.P65Warnings.ca.gov
English
Français
Español
,
SERVICE OR
,
YOU
,
ONLY
MPROPER
,
SERVICE OR
,
PERSONAL
-
0140M00513-A
1
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Table of Contents
Related Manuals for Daikin FTQ18TAVJUA
Summary of Contents for Daikin FTQ18TAVJUA
- Page 1 INSTALLATION MANUAL Split System Heat Pump MODELS Air Handling Unit English Français FTQ18TAVJUA FTQ18TAVJUD FTQ24TAVJUA FTQ24TAVJUD FTQ30TAVJUA FTQ30TAVJUD Español FTQ36TAVJUA FTQ36TAVJUD FTQ42TAVJUA FTQ42TAVJUD FTQ48TAVJUA FTQ48TAVJUD NLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL ADJUST SERVICE OR , “ ”) REPAIR...
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Page 2: Table Of Contents
Installation manual SPLIT SYSTEM HEAT PUMP CONTENTS • Do not ground units to water pipes, gas pipes, telephone wires, or lightning rods as incomplete grounding can cause a severe shock hazard resulting in severe injury SAFETY INSTRUCTIONS ........... 2 or death. Additionally, grounding to gas pipes could BEFORE INSTALLATION ........... - Page 3 If the specified by Daikin are used, fire or explosion may occur. refrigerant is charged in a state of gas, its composition •...
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Page 4: Before Installation
Where flammable gas may leak, where there is The accessories needed for installation must be retained in carbon fiber, or ignitable dust suspension in the your custody until the installation work is completed. Do air, or where volatile flammables such as thinner not discard them. -
Page 5: Selecting Installation Site
SELECTING INSTALLATION SITE If not properly done, what is Items to be checked Check likely to occur Are the indoor and outdoor If units may drop,vibrate units fixed firmly? or make noise • In cases where the unit is installed in a space where the Was the installation of the The unit may malfunction or humidity might exceed 86°F and RH80%, reinforce the... - Page 6 “sweating”, a downflow kit (DFK) is available through your drain port. Drain port (b) is for the secondary drain line (if used). local Daikin distributor. The DFK is not supplied with the air handler and is required to minimize pan sweating on all downflow installations.
- Page 7 NOTE: DO NOT USE MANIFOLDS OR FLOWRATOR TO PULL DFK-B DFK-C THE COIL ASSEMBLY OUT. FAILURE TO DO SO MAY Downfl ow Ki t Downfl ow Ki t RESULT IN BRAZE JOINT DAMAGE AND LEAKS. FTQ 18 TAVJUA FTQ4 2TAVJUA Slide the coil assembly out using the bottom drain pan to FTQ 18 TAVJUD FTQ4 2TAVJUD...
- Page 8 HORIZONTAL LEFT Figure 5 HORIZONTAL RIGHT Figure 6 UPLOW DOWNFLOW Figure 3 Figure 4 Upper Tie Plate Control Deck Blower Access Panel Coil Access Panel Downflow Bracket Tubing Center Panel Support Filter Bracket Filter Access Knockout Panel Figure 7 Figure 8 NOTE: If removing only the coil access panel from the unit, the filter cover must be removed first.
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Page 9: Refrigerant Piping Work
REFRIGERANT PIPING WORK Observe the requirements listed below for refrigerant tubing sizes. Follow the points at below. Refer to Figure 7 and 8 for the location of the components • Use a tube cutter and flaring block suitable for the type or referenced in the following steps. - Page 10 Do not leave a gap Gas piping Cut with a tube cutter Piping heat insulation material handler Liquid piping Figure 13 Figure 11 Connect the piping. • Be sure to insulate any field piping all the way to the piping connection inside the unit.
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Page 11: Drain Piping Work
Tee. Daikin does not enclosure. The installation must include a “P” style trap that prohibit this type of drain but we also do not recommend it due is located as close as is practical to the evaporator coil See to the resulting air leakage. -
Page 12: Duct Work
Drain piping connection Do not connect drain piping directly to sewage pipes where • Do not ground units to water piping, telephone wires or ammonia odor may be present. Ammonia in the sewage lightning rods because incomplete grounding could cause a pipes may enter the indoor unit body through the drain piping severe shock hazard resulting in severe injury or death, not and corrode the heat exchanger. - Page 13 ELECTRICAL CHARACTERISTICS Power Supply Input (W) Model Volts Voltage Range Cooling Heating FTQ18TAVJUA 208/230V Max. 229V FTQ24TAVJUA 208/230V Min. 187V FTQ30TAVJUA 208/230V Max. 253V FTQ36TAVJUA 208/230V Min. 209V FTQ42TAVJUA 208/230V FTQ48TAV JUA 208/230V FTQ18TAVJUD 208/230V Max. 229V FTQ24TAVJUD 208/230V Min. 187V...
- Page 14 8.5.1 AIR HANDLER ONLY (NON-HEAT KIT MODELS) The power supply connects to the stripped black and red wires contained in the air handler electrical compartment. Attach the supply wires to the air handler conductors as shown in the unit wiring diagram using appropriately sized solderless connectors or other NEC or CEC approved means.
- Page 15 8.6 CONTROL BY 2 REMOTE CONTROLLERS WIRING EXAMPLE Controlling 1 indoor unit by 2 remote controllers When using 2 remote controllers, one must be set to “MAIN” and the other to “SUB”. Refer to the installation manual of the controller for setting the “MAIN”...
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Page 16: Field Setting
Depending on the type of installation, make the field settings Wire specification Sheathed vinyl cord or cable (2 wires) from the remote controller after the power is turned on, Gauge AWG18 - 16 following the “Field Settings” manual which came with the Length Max. - Page 17 The filter sign display time is set to 2500 hours (equivalent field installed. If installing this option, the ONLY heat kits that are permitted to be used are the Daikin produced HKS series. to 1 year’s use) when shipped. Refer to the air handler unit’s Serial and Rating plate or the HKS •...
- Page 18 CFM can be estimated from the TR formula above. See Specification Sheet and/or Service Manual for more information. HEATER (kW) No Heat Kit Model Mode No. First Code No. Second Code No. FTQ18TAVJUA FTQ18TAVJUD FTQ24TAVJUA FTQ24TAVJUD FTQ30TAVJUA FTQ30TAVJUD 11(21) FTQ36TAVJUA FTQ36TAVJUD...
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Page 19: Accessories
9.5.1 ELECTRIC HEATER ON/OFF 9.6 DRY MODE 2.0 TEMPERATURE SETTING 14(24)-5-XX When an auxiliary heater is installed and controlled by the indoor unit, • Choose dry mode settings as per following table: the heater ON/OFF temperatures, Ton and Toff, can be selected individually by switching the 1st code and 2nd code according following table. -
Page 20: Test Run
14(24)-4-XX Remote control display Content There is a short circuit at the FORCED CENTRAL " " display CONTROL OFF terminals (T UV lamp + humidifier Refer to Refer to Refer to High High "U3" display The test-run has not been performed. Fan speed controller controller... -
Page 21: Wiring Diagram
HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING. WARNING MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 12. Wiring Diagram 208/230 (SEE NOTE 4) GROUND LUG HEATER KIT (SEE NOTE 5) INSTALLING AUX ALARM (ALARM) DISCONNECT SWITCH WIRING (SEE NOTE 6) - Page 22 THIS PAGE LEFT INTENTIONALLY BLANK English...
- Page 23 THIS PAGE LEFT INTENTIONALLY BLANK English...
- Page 24 AIR HANDLER AIR HANDLER HOMEOWNER’S ROUTINE MAINTENANCE RECOMMENDATIONS We strongly recommend a bi-annual maintenance checkup be performed before the heating and cooling seasons begin by a qualified servicer. REPLACE OR CLEAN FILTER IMPORTANT NOTE: Never operate unit without a filter installed as dust and lint will build up on internal parts resulting in loss of efficiency, equipment damage and possible fire.