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IM 447-11

Daikin Applied Training and Development

Now that you have made an investment in modern, efficient Daikin equipment, its care should be a high

priority. For training information on all Daikin HVAC products, please visit us at www.DaikinApplied.com

and click on Training, or call 540-248-9646 and ask for the Training Department.

Warranty

All Daikin equipment is sold pursuant to its standard terms and conditions of sale, including To find

your local Daikin Applied

epresentative, go to www.DaikinApplied.com.

Aftermarket Services

To find your local parts office, visit www.DaikinApplied.com or call 800-37PARTS

(800-377-2787). To find your local service office, visit www.DaikinApplied.com or call 800-432-1342.

This document contains the most current product information as of this printing. For the most up-to-date

product information, please go to www.DaikinApplied.com.

Products manufactured in an ISO Certified Facility.

Содержание WMC

Страница 1: ...dels For Replacement of McQuay Console Models WAA WAF WAG WAH WAS WAX WCB WCQ WDA WDB WDC WDD WDE WDF WDG WDH WDJ WDL WDN WDS WDU WDX WDY WDZ WFQ WLA WLB WLC WLL WLZ WMA WMB WMC WMD WME WMF WMG WMH WMJ WMK WML WMM WMN WMO WMP WMQ WMR WMS WMT WMU WMV WMW WMX WMY WMZ WSQ WST WXA WXB WXC WXD WXE WXF WXG WXJ WXK WXQ WXS WXU WZA WZC WZD WZE WZF WZG WZH WZK WZL WZM WZP WZQ WZS WZZ ...

Страница 2: ......

Страница 3: ...llation 19 Multiple Unit Control Panel for Mark IV 20 Field Installed Outside Air Damper Accessory 21 Manual Outside Air Damper 21 Motorized Outside Air Damper 21 Motorized Outside Air Damper Wiring 22 Unit Operation Check List 23 Troubleshooting 23 Neither fan nor compressor runs 23 Fan operates but compressor does not 23 Compressor attempts to start but doesn t 24 Compressor runs in short cycle ...

Страница 4: ...nal Capacity 04 6 8 009 9 000 Btuh Nominal Cooling 012 12 000 Btuh Nominal Cooling 015 15 000 Btuh Nominal Cooling 019 19 000 Btuh Nominal Cooling Voltage 05 9 A 115 60 1 Size 009 and 012 only E 208 230 60 1 J 265 277 60 1 Size 009 and 015 only Coil Options 06 10 G Cupro Nickel Coax Coil Geothermal S Copper Steel Coax Coil T Cupro Nickel Coax Coil W Copper Steel Coax Geothermal Heating Options 07 ...

Страница 5: ...Z WMO WMR WMS WMY WMZ WZS WZY 1 Field supplied control board 2 Subbase not included Physical Data Table 1 Physical Data Unit Size 009 012 015 019 Fan Wheel D x W in 5 3 4 x 9 15 5 3 4 x 9 15 6 x 7 8 6 x 7 8 Fan Motor hp 1 24 1 15 1 8 1 8 Coil Face Area ft 2 1 4 1 4 1 9 1 9 Coil Rows 3 3 3 3 Refrigerant Charge oz 21 5 21 5 33 0 33 5 Filter Size in 9 3 4 x 23 3 4 9 3 4 x 23 3 4 9 3 4 x 31 3 4 9 3 4 ...

Страница 6: ...covered upon unpacking make a written request for inspection by the carrier s agent within fifteen 15 days of the delivery date and file a claim with the carrier Pre Installation WARNING The installer must determine and follow all applicable codes and regulations This equipment presents hazards of electricity rotating parts sharp edges heat and weight Failure to read and follow these instructions ...

Страница 7: ...ase STOP If an outside air damper kit is to be installed refer to Field Installed Outside Air Damper Acces sory on page 21 for the manual damper or the motorized damper kit and install it now 4 Position cabinet backwrap and subbase against the wall where unit is to be installed Ensure adequate room exists for piping and electrical connection in the subbase by checking the connection end of the sub...

Страница 8: ...have a built in adjustable memory stop to eliminate rebalancing The valve installed on the return line acts as a balancing valve to adjust the proper water flow Each shutoff balancing valve has 1 2 FPT 1 2 FPT threaded connections Suggested Hose Kit Installation Field installed piping can be brought up from the floor or through the wall Notes 1 Hoses are available in multiple lengths to acommodate...

Страница 9: ...PT 50 43 81 1 08 Condensate Hose Connection Each unit is supplied with a 3 4 19mm I D clear vinyl condensate hose internally trapped within the chassis The hose extends 14 356mm out of the chassis within the piping compartment to reach the floor or the back wall Field condensate piping must enter within the confines of the cabinet back wall or floor similar to the supply and return piping Slide th...

Страница 10: ...litate removal for service Hard piping can also be brought directly to the unit although it is not recommended since additional noise 4 Some flexible hose threaded fittings are supplied with sealant compound If not apply Teflon tape to assure a tight seal 5 Supply and return shutoff valves are required at each conditioner The return valve is used for balancing and should have a memory stop so that...

Страница 11: ...water slightly alkaline pH 7 5 to 8 5 The specified percentage of antifreeze may also be added at this time Use commercial grade antifreeze designed for HVAC systems only Do not use automotive grade antifreeze 6 Set the system control and alarm panel heat add setpoint to 70 F 21 C and heat rejection setpoint to 85 F 29 C Supply power to all motors and start the circulating pumps After full flow ha...

Страница 12: ... Junction Box Figure 8 Cord plug connection field installed Power Cord Receptacle Plug Fuse Holder Switch Backwrap Fuse Disconnect Box 10 0 254mm 5 00 127mm Figure 9 Cabinet power connection field installed Receptacle Fuses Disconnect Switch Requires plug cord on chassis Fused Disconnect Box Wire Diagram 61408101 WH or RD BK BK Fuse RECEPTACLE GR YE PK PK Fuse REV 0 Disconnect Switch BK WH WH IM 4...

Страница 13: ...inimum the other two conditions may not exceed the normal condition for standard units Extended range unit may combine any two maximum conditions but not more than two with all other conditions being normal conditions 2 This is not a normal or continuous operating condition It is assumed that such a start up is for the purpose of bringing the building space up to occupancy temperature Electrical D...

Страница 14: ...LA Min Volts Min Circuit Ampacity Max Fuse Size Volt Hz Phase kW Amps RLA LRA Nominal Actual 009 208 60 1 1 0 0 62 3 0 3 7 22 0 40 4 10 197 5 0 15 230 60 1 0 75 3 3 3 7 22 0 40 4 10 197 5 0 15 265 60 1 1 00 3 8 3 5 22 0 35 3 85 240 5 2 15 208 60 1 2 0 1 23 5 9 3 7 22 0 0 40 4 10 197 5 0 15 230 60 1 1 5 6 5 3 7 22 0 0 40 4 10 197 5 0 15 265 60 1 2 0 7 5 3 5 22 0 0 35 3 85 240 5 2 15 012 208 60 1 1 ...

Страница 15: ...witch is depressed the fan will run Cooling or Heating Auto Operation Rotate the thermostat knob to either warmer or cooler Select fan speed Depress the start button Unit will start within 0 to 32 seconds Lockout Circuit Each unit has its own lockout circuit to lock out compressor operation when an abnormal condition should appear During unit operation the compressor will be automatically turned o...

Страница 16: ...ing shown below can only be used when the P terminal is not being used as a pump re start signal to other equipment If the P terminal must be used as a pump restart signal to other equipment then wire the auxiliary relay s yellow wire to Y1 white wire to W1 and orange wire to C then the valve will open on a call for oc cupied heating or cooling from the thermostat Figure 10 Normally Closed Power O...

Страница 17: ...orange yellow and white connections are short flying leads pre attached to the board The diagrams shown are some connection examples WSHP Mark IV AC Board Low Voltage Terminal Strip WSHP Mark IV AC Board Low Voltage Terminal Strip Operation In this example the auxiliary relay contacts can be used to indicate a fault condition With the auxiliary relay connected as shown the normally open contacts w...

Страница 18: ... E L U A P V R C W1 Y1 W2 Y2 G Thermostat Terminals C R Non Programmable Auto or Manual Changeover Two Stage Heat Two Stage Cool Night Setback Override Dimensions Specifications Electrical Rating 24 VAC 18 to 30 VAC VDC 1 amp maximum per terminal 4 amp maximum total load Easy access terminal block Temperature Control Ranges 45 F to 90 F 7 C to 32 C Accuracy 1 F 0 5 C System Configurations Two stag...

Страница 19: ...g 2 Select an appropriate location for mounting the remote sensor 3 Mount remote sensor unit using hardware provided 4 Install two strand shielded wire between remote sensor and thermostat Shielded wire must be used Note Do not run remote sensor wire in conduit with other wires Wire 1 should run between the S1 terminal on the thermostat and the S1 terminal on the remote sensor Wire 2 should run be...

Страница 20: ...t be used in combination with any other accessories or equipment that require VDC connections to the G W1 or Y1 terminals i e Boilerless System Kit The multiple unit control board provides the components necessary to protect the Mark IV AC board from electrical damage that may occur when using standard off the shelf relays Do not use the unoccupied U terminal feature with the multiple unit control...

Страница 21: ...per Figure 19 Rear inlet typical motorized damper installation Backwrap Subbase 10 245mm Gasket Table 10 Dimensions in inches mm Unit Type Unit Size A B C Standard Height 009 012 46 1168 45 1143 25 635 015 019 54 1372 53 1346 25 635 Note Total unit is 10 3 4 deep The cabinet extends beyond the subbase 1 4 6mm in the back and 1 2 14mm in the front Figure 20 Left hand right hand views Table 11 Front...

Страница 22: ...r wires Damper Assembly Front View of Unit Subbase Chassis Gasket See Note 2 Screws See Note 1 Notes 1 Remove appropriate knock outs and install damper using two 2 8 18 screws provided 2 Install gasket material as shown to prevent infiltration of ambient conditions It is the responsibility of the installing contractor to assure that field installed gasketing matches up with the wall opening or tha...

Страница 23: ...t operate properly perform troubleshooting as needed Troubleshooting Should a major problem develop refer to the following information for possible cause and corrective steps Neither fan nor compressor runs 1 The fuse may be blown or the circuit breaker is open Check electrical circuits and motor windings for shorts or grounds Investigate for possible overloading Replace fuse or reset circuit brea...

Страница 24: ...gerant flow 5 Check for restriction in water flow Insufficient water flow through condenser 1 Check to see that valves are open all the way 2 Check for air in lines 3 Check circulating pump Water drips from conditioner 1 Check for plugged condensate drain 2 Check for dirty filter 3 Check to see if condensate drain runs uphill 4 See if blower motor is up to speed 5 Check for loose or mispositioned ...

Страница 25: ...istle brush and a vacuum as neccessary 5 Inspect condensate drain lines twice per year and clean as needed to prevent build up lint and other particles that could cause overflow 6 Periodic lockouts almost always are caused by air or water problems The lockout shutdown of the conditioner is a normal protective result Check for dirt in the water system water flow rates water temperature airflow rate...

Страница 26: ...pri mary wire and connecting the power lead to the orange transformer primary wire Place an insulation cap on the red transformer primary wire 2 All temperature and pressure switches are normally closed 3 Component layout shown below is typical Some components may not be used on this model or voltage 4 Mark IV AC controller board contains a static sensitive microprocessor Proper grounding of field...

Страница 27: ...oard 5 Transformer 6 Boilerless Relay 7 Shutdown Relay 8 Auxiliary Relay 9 Heater Relay 10 Water Reg Valve Relay 11 Low Limit Thermostat 12 Night Setback Thermostat 14 Terminal Board 1 15 Terminal Board 2 17 Standby Electric Heat Switch Notes 1 Terminal block on PC board provides 24 VAC at terminals C and R All other terminals are 24 VDC output 2 All temperature and pressure switches are normally ...

Страница 28: ...6 Boilerless Relay 7 Shutdown Relay 8 Auxiliary Relay 9 Heater Relay 10 Water Reg Valve Relay 11 Low Limit Thermostat 12 Night Setback Thermostat 13 Override Switch 14 Terminal Board 1 15 Terminal Board 2 16 Stop Start Switch 17 Standby Electric Heat Switch Notes 1 Terminal block on PC board provides 24 VAC at terminals C and R All other terminals are 24 VDC output 2 All temperature and pressure s...

Страница 29: ...nsformer 6 Boilerless Relay 7 Shutdown Relay 8 Auxiliary Relay 9 Heater Relay 10 Water Reg Valve Relay 11 Low Limit Thermostat 12 Night Setback Thermostat 13 Override Switch 14 Terminal Board 1 15 Terminal Board 2 16 Stop Start Switch 17 Standby Electric Heat Switch Notes 1 Terminal block on PC board provides 24 VAC at terminals C and R All other terminals are 24 VDC output 2 All temperature and p...

Страница 30: ...Block 4 PC Board 5 Transformer 6 Boilerless Relay 7 Shutdown Relay 8 Auxiliary Relay 9 Heater Relay 10 Water Reg Valve Relay 11 Low Limit Thermostat 12 Night Setback Thermostat 14 Terminal Board 1 15 Terminal Board 2 17 Standby Electric Heat Switch Notes 1 Terminal block on PC board provides 24 VAC at terminals C and R All other terminals are 24 VDC output 2 All temperature and pressure switches a...

Страница 31: ...rmer 6 Boilerless Relay 7 Shutdown Relay 8 Auxiliary Relay 9 Heater Relay 10 Water Reg Valve Relay 11 Low Limit Thermostat 12 Night Setback Thermostat 13 Override Switch 14 Terminal Board 1 15 Terminal Board 2 16 Stop Start Switch 17 Standby Electric Heat Switch 18 Boilerless Fan Relay Notes 1 Terminal block on PC board provides 24 VAC at terminals C and R All other terminals are 24 VDC output 2 A...

Страница 32: ... of Air ____________________________________________________________________ Filters Clean _____________________________________________________________________________ Condensate Traps Installed __________________________________________________________________ Note No answers below require notice to installer by memorandum attached copy Outdoor Air to Heat Pumps _________________________________...

Страница 33: ...n be converted to GPM by looking in the equipment specificaton catalog Caution P GPM Note A conversion table must be used to find GPM from Delta P measurements Loop Fluid Temperature Rise Drop through Coaxial Heat Exchanger EWT LWT T EWT F Out__________________ minus LWT F Out___________________ equals Fluid T________________ T is the rise or drop in the fluid temperature as it passes through the ...

Страница 34: ...ge 2 Model Serial H P EWT 3 LWT 4 EWP 1 LWP 2 EAT 5 LAT 6 Volts Amps Cool ing Check Air Filter and Coil Comments more comments on back 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 Part No ______________________________ IM 447 11 34 www DaikinApplied com ...

Страница 35: ...Notes Comments Form WS CTS 00 01 Rev 4 14 www DaikinApplied com 35 IM 447 11 ...

Страница 36: ...ment Warranty All Daikin equipment is sold pursuant to its standard terms and conditions of sale including To find your local Daikin Applied Representative go to www DaikinApplied com Aftermarket Services To find your local parts office visit www DaikinApplied com or call 800 37PARTS 800 377 2787 To find your local service office visit www DaikinApplied com or call 800 432 1342 This document conta...

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