Bard QTEC Q24A1D Series Installation Instructions Manual Download Page 26 | Manualshive

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Manual 2100-523
Page

26 of 41

12

Yellow

1

W2

C

Plug #2

Y1

R

4102-075

8

11

3

G

Black/White

Orange

5

Part #8403-060

6

B

la

ck/Wh

ite

24VAC

10

D/Y0

9

Blue

Red/White

Controller

Brown/White

A

7

Purple/White

Brown

2

Green

4

Out

Yellow

Black

Brown

Red

Red/

Whi

te

Orange

CO2 Controller

Part #8403-056

Temp. and Humidity

Analog

W1/E

FIGURE 20

UNIT MOUNTED THERMOSTAT WIRING DIAGRAM

“

I

” THERMOSTAT OPTION

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Summary of Contents for QTEC Q24A1D Series

Page 1: ...g Company Inc Bryan Ohio 43506 Since 1914 Moving ahead just as planned Manual 2100 523 Supersedes NEW File Vol II Tab 14 Date 08 20 09 Models Q24A1D Q30A1D Q36A1D Q42A1D Q48A1D Q60A1D QTEC SERIES PACK...

Page 2: ...3 QTEC General Information QTEC Model Nomenclature 4 Shipping Damage 8 Unit Removal From Skid 8 Handling Unit After Removal From Skid 9 General 9 Minimum Installation Height 9 Duct Work 11 Filters 11...

Page 3: ...mer Manual N Air Conditioning Low Pressure Low Velocity ACCA Manual D or Duct System Design Manual Q Winter and Summer Air Conditioning FOR MORE INFORMATION CONTACT THESE PUBLISHERS ACCA Air Condition...

Page 4: ...2 Ton 30 2 Ton 36 3 Ton 42 3 Ton 48 4 Ton 60 5 Ton KW 0Z 0KW 05 5KW 06 6KW 09 9KW 10 10KW 12 12KW 15 15KW VENTILATION OPTIONS X Barometric Fresh Air Damper Standard B Blank off Plate V Commercial Ven...

Page 5: ...1 V 0 4 2 1 V 8 0 2 1 V 0 4 2 1 V 8 0 2 3 V 0 8 4 W K H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B H U T B 0...

Page 6: ...2 5 1 5 1 0 2 0 3 4 1 4 1 2 1 0 1 4 1 4 1 2 1 0 1 Z 0 A D 1 A 2 4 Q 5 0 A 0 1 A 5 1 A 1 8 0 2 0 3 2 1 1 1 2 r o 1 5 3 5 3 8 5 3 8 0 5 0 5 0 6 0 9 8 8 6 4 0 1 0 1 8 8 8 5 5 2 0 6 5 2 6 0 1 0 1 0 1 Z 0...

Page 7: ...Manual 2100 523 Page 7 of 41 FIGURE 1 UNIT DIMENSIONS...

Page 8: ...ed and discarded See Figure 3 A The return air grille panel can be removed to provide a place to hold the unit The unit can be slid forward on the skid until the front wheels hang over the edge of the...

Page 9: ...ate equipment required to make up the entire air conditioning system should be carefully read before beginning the installation Note particularly Start Procedure and any tags and or labels attached to...

Page 10: ...Manual 2100 523 Page 10 of 41 FIGURE 6 DUCTEDAPPLICATION FIGURE 5 INSTALLATION WITH FREE BLOW PLENUM...

Page 11: ...ustable louvers on the front discharge grille For hot water coil option a QPBHWxx F for free blow or QPBHWxx D for ducted airflow is used When used with a ducted supply a QCX Cabinet Extension can be...

Page 12: ...m the wall When the side drain is used the plug must be removed and installed in the rear drain outlet The rear drain can be used with wall thickness of up to 10 inches where a water trap can be insta...

Page 13: ...REAR DRAIN TOP VIEW WALL MAXIMUM 10 FOR REAR DRAIN COUPLINGS NOT SHOWN BUT RECOMMENDED FOR EASE OF REMOVABILITY FOR SERVICE SLEEVE DRAIN LINE WALL BRACKET UNIT FIGURE 10 STANDARD REAR DRAIN FIGURE 9 O...

Page 14: ...Manual 2100 523 Page 14 of 41 MIS 2469 DRAIN BOX WALL SLEEVE OVERFLOW TUBE CAULK AROUND TUBE FIGURE 12A...

Page 15: ...PLASTIC PIPE NIPPLE HORIZONTAL TO FLOOR TIGHTEN THREADS SO TEE IS THREADS APPLY TEFLON TAPE TO REAR DRAIN CONNECTION IN Q Tec PRODUCT 1 2 SLIP X 1 2 SLIP X 3 4 NPT TEE SUPPLIED WITH DRAIN BOX KIT PLU...

Page 16: ...Manual 2100 523 Page 16 of 41 REMOVE KNOCK OUT FOR INDOOR DRAIN HOSE CONNECTOR MIS 2471 FIGURE 12C If Used...

Page 17: ...RAIN PAN MOVE HOSE FROM ATTACHMENT IN LOWER DRAIN PAN AND SLIDE ONTO DRAIN BOX BARB FITTING SECURING WITH SUPPLIED CLAMP IF OUTDOOR PAN IS BYPASSED WILL REDUCE RISK OF ALGAE GROWTH IN THE OUTDOOR PAN...

Page 18: ...le FIGURE 13A UNIT MOUNTING BOTTOM TRIM PIECE BOTTOM TRIM EXTENSION MOUNTING BRACKET SIDE TRIM 2 PCS SIDE TRIM 2 PCS CABINET SIDE PANEL ENLARGED VIEW OF MOUNTING BRACKET SHOWING SLEEVE TO CABINET ATTA...

Page 19: ...k both sides of the unit as it is being rolled to keep it centered in the sleeve Also check the alignment to the mounting brackets This unit must be level from side to side If adjustments are necessar...

Page 20: ...breaker panel See Figure 15 WIRING LOW VOLTAGE WIRING 230 208V 1 PHASE AND 3 PHASE EQUIPMENT DUAL PRIMARY VOLTAGE TRANSFORMERS All Equipment leaves the factory wired on 240V tap For 208V operation re...

Page 21: ...R terminal is the hot terminal and the C terminal is grounded G terminal or pin 6 of P2 are the fan inputs If the climate control option is abandoned and connections are made directly to P2 pin 6 of...

Page 22: ...o N e l b a m m a r g o r P l a n o i t n e v n o C r o P H r e v o e g n a h c l a u n a M r o o t u A 8 5 0 3 0 4 8 1 5 1 1 D 0 2 2 5 H T t a e H e g a t s 2 l o o C e g a t s 2 e l b a m m a r g o...

Page 23: ...5 4 3 2 1 Plug 4 8 R C Rc 12 11 10 9 C R W2 E C R W2 W1 G A Y1 4 3 5 6 Y1 G F 1 2 3 Blue Yellow Brown White Orange Yellow Blue Brown 2 Red White Red White H200 Thermostat Black White Humidistat 8403...

Page 24: ...8 4102 073 4 R Plug 2 C 1 Yellow 2 12 Purple White Brown Temp and Humidity Controller Pink Y1 FIGURE 18 UNIT MOUNTED THERMOSTAT WIRING DIAGRAM G THERMOSTAT OPTION NOTE On option X or G the CS2000A or...

Page 25: ...Blue 9 D YO 10 Orange A 7 PART 8403 060 5 Black White G 3 Brown White 6 8 4102 074 11 R Y1 Plug 2 C 1 Yellow 4 2 12 Brown W1 E Temp and Humidity Controller W2 Purple White FIGURE 19 UNIT MOUNTED THERM...

Page 26: ...nge 5 Part 8403 060 6 Black White 24VAC 10 D Y0 9 Blue Red White Controller Brown White A 7 Purple White Brown 2 Green 4 Out Yellow Black Brown Red Red White Orange CO2 Controller Part 8403 056 Temp a...

Page 27: ...iple leaks and recharges R 410A refrigerant is close to being an azeotropic blend it behaves like a pure compound or single component refrigerant The remaining refrigerant charge in the system may be...

Page 28: ...or to prevent compressor damage due to phase reversal The phase monitor in this unit is equipped with two LEDs If the Y signal is present at the phase monitor and phases are correct the green LED will...

Page 29: ...ockout Regardless the state of the low pressure switch the contactor will reenergize after the delay on make time delay has expired If the low pressure switch remains open or opens again for longer th...

Page 30: ...e mist eliminator be inspected annually and serviced as required The mist eliminator can be inspected from the outside of the building by looking through the outdoor grille The mist eliminator can be...

Page 31: ...he unit The mist eliminator must be raised up and the bottom can be pulled toward the front of the unit and removed The mist eliminator can be seen through the opening in the back of the unit The mist...

Page 32: ...Manual 2100 523 Page 32 of 41 FIGURE 21 FRESH AIR DAMPER REMOVAL MOUNTING SCREW...

Page 33: ...Manual 2100 523 Page 33 of 41 FIGURE 22 QERV REMOVAL MOUNTING SCREWS FRONT FILL LOWER BLOWER ASSEMBLY POWER CONNECTOR POWER CONNECTORS...

Page 34: ...the thermostat on units with E climate control option It is energized by applying power to the F terminal of the low voltage strip on units with G climate control options On climate option I it is ene...

Page 35: ...Manual 2100 523 Page 35 of 41 FIGURE 24 AIR CONDITIONING MODE CIRCUIT DIAGRAM...

Page 36: ...Manual 2100 523 Page 36 of 41 FIGURE 25 DEHUMIDIFICATIONMODE CIRCUIT DIAGRAM...

Page 37: ...o c e s 0 1 n i h t i w d n a l a n i m r e t p u d e e p s C C C n e e w t e b r a e p p a d l u o h s r e w o p 0 1 r e t f a r e p m u j p u d e e p s e v o m e R s d n o c e s e v i t c e f e d r...

Page 38: ...it s air noise cabinet duct or motor noise interview customer if necessary Air noise High static creating high blower speed Is airflow set properly Does removing filter cause blower to slow down Check...

Page 39: ...Refer to the manufacturer s authorized replacement list USING THE WRONG CONTROL WILL RESULT IN IMPROPER OR NO BLOWER OPERATION Orient the control module so that the 3 wire motor plug can be inserted...

Page 40: ...shown in Table 7 If correct charge is in doubt recover the refrigerant and recharge per the charge on the unit rating plate FIGURE 29 FAN BLADE SETTING TABLE 6 FAN BLADE DIMENSIONS L E D O M A N O I...

Page 41: ...0 0 5 1 4 0 0 7 5 2 0 0 0 0 4 0 0 3 5 2 0 0 5 8 3 0 0 6 4 2 0 0 0 7 3 0 0 0 4 2 0 0 4 5 3 0 0 3 3 2 0 0 9 3 3 0 0 5 2 2 0 0 3 2 3 0 0 8 1 2 D 1 A 2 4 Q 5 7 2 6 g n i l o o C l a t o T g n i l o o C e...

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