2024 WD CATALOG

RED DOT UNITS

RED DOT UNITS

OFF-ROAD

Rooftop Heater-Air Conditioner Model R-9757 SERVICE PARTS LIST

Ship LTL Only

R-9757 Rooftop Heater/Air Conditioner CONSTRUCTION • MINING • AGRICULTURE

With heating and cooling, the R-9757 rooftop unit delivers comfort and performance in any environment. The low-profile ceiling plenum blends with any interior. Options include a remote mount filter and in-line booster blower for a pressurized, dust-free cab.

HEATER-A/C

17

7 33 8 11

18

15 16

11

6

11.8" 300mm

9

21 27 55

HEATER-A/C

5 4

37

36

19

34 38

25.9" 657mm

20

10

17

Recirculating Air Cutout

Air Outlet Cutouts

35

39

56

40

27 12

7.5" 190mm

17.0" 430mm

23 31 24

29

13

22 25

7.5" 190mm

30 32

33.7" 857mm

14

4.0" 100mm

2.5" 80mm

ITEM NOTE PART NO.

DESCRIPTION

71R7075 CAT. NO.

ITEM NOTE PART NO.

DESCRIPTION

CAT. NO.

30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55

RD-5-8433-0P Switch, Binary Pressure RD-3-9212-0P Plumbing Cover Assembly RD-3-6624-0P Electrical Panel Assembly RD-3-4812-2P Plate-Ring Assembly RD-4-5445-2P Condenser Support Assembly RD-4-7209-0P Condenser Plate Assembly RD-3-8113-0M Resistor Guard RD-3-4814-3P Plate-Fresh Air RD-3-6960-0P Gasket -Fresh Air Plate RD-5-4531-24P Thermostat (part of #34) RD-5-3647-0P Resistor RD-5-0071-0P Switch-Fan (on-on-on) RD-5-7192-0P Circut Breaker-35AMP (12V) RD-5-6714-0P Circut Breaker-20AMP (24V) RD-5-4805-0P Louver-4.5" Diameter RD-3-6408-0P Filter-Recirculating Air RD-3-9095-1P Wire Harness Assembly-Unit RD-3-6613-0P Wire Harness Assembly-Plenum RD-5-8086-0P Retainer Assembly RD-3-6615-2P Bracket-Fitting Assembly RD-5-6693-0P Relay (24V) RD-5-6690-0P Relay 12V RD-5-6917-2P Converter Control RD-5-5928-0P Control Knob RD-3-6475-0P Plastic Plenum RD-4123-2P Switch-Mode (on-off-on)

1 2 3 4 5 6 7 8 9

A B B

RD-3-9210-0P Cover Assembly

R-9757 SPECIFICATIONS BTUs

RD-3-7383-0P Blower/Motor Assembly (12V) RD-3-7383-1P Blower/Motor Assembly (24V)

Heating – 45,000 BTU/Hr @ 100°F (13.2 kw @ 37.8°C) air temperature rise Cooling – 25,000 BTU/Hr with 36°F (7.3 kw with 2.2°C) refrigerant temperature and 80°F (26.7°C) wet bulb entering air

71R1450 72R4531

RD-5-14189-0P Motor (12V) RD-5-14189-24P Motor (24V)

RD-3-7382-0P Blower Housing-Left RD-3-7382-1P Blower Housing-Right RD-5-8092-0P Blower Wheel-CW RD-5-8092-1P Blower Wheel-CCW RD-3-7376-0P Entry Ring (2) RD-3-3174-0P Retainer-Motor RD-4-5444-0P Condenser Housing Assembly RD-4-4724-0P Condenser Assembly RD-4-4694-0P Condenser Screen RD-5-13259 -4P Fan/Motor Assembly-12VDC RD-5-13259-5P Fan/Motor Assembly-24VDC RD-4-4520-4P Side Bar Support-Left RD-4-4520-5P Side Bar Support-Right RD-2-2791-0P Evaporator Assembly RD-1-1379-0P Heater Core Assembly RD-5-6868-1P Expansion Valve RD-5-7272-1P Receiver Drier Assembly RD-3-9099-0P Tube Assembly-No. 6, Drier RD-3-9096-1P Tube Assembly-No. 6 RD-3-9097-0P Tube Assembly-No. 6 RD-3-9101-1P Tube Assembly-No. 8 RD-2-2156-0P Refrig Tube Assembly #10 O-Ring RD-5-7760-1P Water Valve Assembly

AIR FLOW 400 CFM (680 m 3 /h) WEIGHT 135 lbs. (61kg) MOTORS

73R7200 73R7210

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

Evaporator – One 12 VDC, three speed (24 VDC available)

Condenser – One 12 VDC low profile (24 VDC available)

A A A A A A A A A A A A A A

71R3200 71R1902 72R9005 71R4040 71R0200 71R0400 71R1330 71R1315 78R5370 71R1904

CURRENT 38.2 amps @ 13.6 VDC (includes 4 amps for A/C clutch) DRAW 19.1 amps @ 27.2 VDC (includes 2 amps for A/C clutch) R-9757 SYSTEM ORDERING GUIDE R-134a NOTES UNITS R-9757-0P

77R0660

C C

76R6015 76R1860 71R8301 74R2447

12 VDC - Heater A/C 24 VDC - Heater A/C

R-9757-0-24P

CONDENSER

Contained in the R-9757

INSTALLATION KIT

78R1805

Refrigerant hose, fittings and hardware.

OPTIONS

Replacement Filter

RD-3-6406-1P RD-3-6407-0P

(Fresh Air Filter Box) (Fresh Air Filter Box)

72R5220 70R7150

Paper Replacement Filter Remote Mount Filters **

RD-4366-0P

Coolant Tube 5/8" Elbow (2)

78R5100 78R5110 78R5210 78R5370 73R9202 73R9204 74R2447

(Horizontal) (Vertical)

NOTES: A = Not shown B =Includes motor, blower assemblies, blower wheels and entry rings C =12" diameter

RD-3-9105-0 (REV D) RED DOT CORPORATION P.O.Box 58270 Seattle,WA 98138 (206) 575-3840 AMCustomerService@RedDotCorp.com

Replacement Filters Replacement Gasket Kit Replacement Recirc. Filter In-Line Booster Pressurizers *

(Remote Mount)

RD-3-9706-0P

(Gasket Kit)

FOR REFERENCE ONLY. SUBJECT TO CHANGE WITHOUT NOTICE

(12 VDC) For use with Remote Mount Filters

(24 VDC)

RED DOT CORPORATION 2504 E Main Ave Puyallup, WA 98372 (206) 575-3840 AMCustomerService@RedDotCorp.com RD-3-9105-0 (REV D)

Replacement Receiver Drier

COMPRESSOR

Requires compressor and mounting kit

See Compressor Section

FOR REFERENCE ONLY. SUBJECT TO CHANGE WITHOUT NOTICE

* Booster Pressurizer can only be used with Remote Mount Filters

** Must be used with In-line Booster Pressurizer

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