2024 WD CATALOG

RED DOT UNITS

RED DOT UNITS

Heater Air Conditioner Model R-9777-0,-1 SERVICE PARTS LIST

ON-ROAD/OFF-ROAD

Ship LTL Only

R-9777 Rooftop Heater/Air Conditioner CONSTRUCTION • MINING • AGRICULTURE The R-9777 rooftop unit packages high-performance heating and cooling capacity into a tough, sleek engineered-resin housing. At just

7

10

HEATER-A/C

6

7.9 inches high and 65 lbs., it has the low profile and low weight necessary for installation and durability on many equipment cabs. Optional equipment includes a remote-mount filter and in-line booster blower for a pressurized, dust-free cab.

1

HEATER-A/C

3 4

7.9" 200mm

11

2

5

Plenum Included with kit

30" 760mm

8 9

12

13

15

37" 940mm

14

20

16

R-9777 SPECIFICATIONS BTUs

22 21

19 18 17

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

ITEM NOTE PART NO.

DESCRIPTION

CAT. NO.

ITEM NOTE PART NO.

DESCRIPTION

CAT. NO.

AIR FLOW 355 CFM (580 m 3 /h) WEIGHT 65 lbs. MOTORS

22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

RD-3-9406-0M Retainer - Latch Pivot RD-5-5260-0-.500M Screw - #8 Plastite Hex HD. RD-5-5261-0-.750M Screw - #12 Plastite Hex HD. RD-3-9608-0P Wire Harness Assembly

1 2 3 4 5 6 7 8 9

RD-3-9135-3P Cover - Condenser - White RD-3-9135-3P Cover - Evaporator - White RD-5-9076-2P Fan/Motor Assembly. 12v RD-5-9076-3P Fan/Motor Assembly, 24v RD-2-3413-0P Evaporator Assembly RD-1-1755-0P Heater Core Assembly RD-5-8583-0P Motor Blower Assembly, 12v RD-5-8583-1P Motor Blower Assembly, 24v RD-5-4531-24P Thermostat - Side & Btm Mnt RD-2-3418-0P Tube - #6 Receiver Drier - Cond RD-5-9419-1P Receiver Drier, R134a RD-2-3419-0P Tube - #6 Condenser RD-4-5453-0P Tube Assembly - Inlet Cond RD-5-9224-1P Water Valve - Cable Operated RD-4-5378-0P Condenser RD-5-9513-0P Expansion Valve RD-5-9577-0P Pressure Switch

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

73R8642 73R8644 77R1290 76R5820 76R1560 73R5552 73R5554 71R3200 71R8380 71R6150

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

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

RD-5-6690-0P Relay 12v RD-5-6693-0P Relay 24v

71R1902 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-9777 SYSTEM ORDERING GUIDE R-134a NOTES UNITS R-9777-8P

RD-3-9137-0P Converter Control RD-3-9142-0P Plenum - Outlet

RD-5-9053-0P Louver

72R3140 71R1163 71R0840 71R4015 78R5410M

RD-5-10934-0P Switch - Rotary 3 Speed RD-5-8967-0P Switch - Rocker Black RD-5-8812-0P Knob - Rotary Control RD-5-9077-1P Filter - Recirc RD-3-9390-1P Cover - Recirc Filter RD-5-9437-0P Resistor (For 12v) RD-5-9445-0P Resistor (For 24v)

10 11 12 13 14 15 16 17 18 19 20 21

Heater A/C 12VDC Heater A/C 24VDC A/C Only 12VDC A/C Only 24VDC

74R2590

R-9777-8-24P

71R1402 71R1401

R-9777-9P

A RD-3-9388-0P Plenum - Outlet Assembly (Heater- A/C) RD-3-9388-1P Plenum - Outlet Assembly (A/C)

72R5285

R-9777-9-24P

RD-1-1896-0P Tube - Heater

RD-3-9389-0P Plenum Recirc.Assy.

RD-2-3416-0P Tube Assembly - Outlet

Contained in the R-9777

CONDENSER

RD-3-9144-0P Placard

RD-3-9405-0P Latch - Over Center Assembly - Gray

78R1805

Refrigerant hose, fittings and hardware.

INSTALLATION KIT

NOTES: A = Not shown

(Horizontal)

Remote Mount Filters **

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

OPTIONS

RD-3-9141-0 (REV J) RED DOT CORPORATION P.O.Box 58270 Seattle,WA 98138 (206) 575-3840 AMCustomerService@RedDotCorp.com

(Vertical)

(Remote Mount)

Replacement Filters Replacement Gasket Kit In-Line Booster Pressurizers *

FOR REFERENCE ONLY. SUBJECT TO CHANGE WITHOUT NOTICE

RD-3-10210-0P

(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-3-9141-0 (REV J)

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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