Carrier 42VMC- Manuals

Page 2 - ENGLISH; Contents; Page

42VMC---NSplit system “Console & Underceiling night & day” indoor unit GB - 1 ENGLISH *(A) = Aluminium version** = Underceiling version IR Remote Control “Room Controller” “Zone Manager” The unit can be used with infrared Remote Control, with the Carrier “RoomController” or “Zone Manager”.In...

Page 3 - Dimensions and weights - Minimum clearances; Minimum clearances; Wall installation; Table I: Nominal data

42VMC---N GB - 2 Dimensions and weights - Minimum clearances • Unit is not suitable for operation in laundry premises. • For sizing of power supply wires and delay type fuses, refer to the outdoor unit installation instructions. Dimensions (mm) and weights Minimum clearances Wall installation Ceilin...

Page 4 - Connections; Table II: Material supplied; Description; Table V: Accessories

42VMC---N GB - 3 E N G L I S H Connections Note: Height difference / Connection length / Pipe bends: See outdoor unit installation manual. Outoor unit Indoor unit Height difference Table II: Material supplied Long screws and nuts Mounting brackets Insulation for fittings Owner ’s and Installation ma...

Page 5 - Unit installation; General information; Choosing the installation site

42VMC---N GB - 4 Unit installation Read this instruction manual thoroughly before starting theinstallation. • This unit complies with low-voltage (EEC/73/23) and electro- magnetic compatibility (EEC/89/336) directives. • The installation must be carried out by a qualified installer. • Follow all cur...

Page 7 - Vertical wall-mounting; Ceiling installation

42VMC---N GB - 6 Installation: 42VMC 009N - 012N - 014N - 018N - 024N Vertical wall-mounting • The preferred arrangement is generally under a window sill on an external wall.This makes it easier to install the interconnecting tubing,electrical connections and condensate pipework to the outdoorunit.T...

Page 8 - Condensate drain pipe; For vertical installation; For horizontal installation

42VMC---N GB - 7 E N G L I S H Drilling the hole in the wall for theconnection of the pipes The pipes can exit the unit to three different directions (seeillustration). For exit to the rear, the wall hole must be made in theposition shown in the illustration. Drill a 70 or 80 mm diameter hole.The ho...

Page 11 - Connection to the unit; Check; Refrigerant connections

42VMC---N GB - 10 Connection to the unit Insufficient tightening torque will cause gas leaks.Overtightening the fittings will damage the tube flaring and causegas leaks. Tubing diameter Torque mm (inches) Nm 6.35 (1/4”) 18 9.52 (3/8”) 42 12.70 (1/2”) 55 15.87 (5/8") 65 19.05 (3/4") 100 Once ...

Page 12 - Electrical connections; Electric heaters connection

42VMC---N GB - 11 E N G L I S H Jumper positioning:Units are equipped with a jumper inside the electric control box, tomake them suitable for the two installation typologies: Wall vertical installation: jumper inserted. Ceiling horizontal installation: jumper removed. To reset incorrect jumper posit...

Page 13 - Unit

42VMC---N GB - 12 R S O C Y W 2 L Y O N N W 2 Electrical connections Cooling only 42VMC 009N, 012N, 014N 42VMC 018N, 024N, 028N, 036N, 048N Unit System Terminal box legend Earth. L Live power supply. N Neutral power supply. N Neutral connection indoor/outdoor unit. R Live connection indoor/outdoor u...

Page 14 - Terminal box legend; Heat pump

42VMC---N GB - 13 E N G L I S H R S O C Y W 2 L Y O N N W 2 Electrical connections Terminal box legend Earth. L Live power supply. N Neutral power supply. N Neutral connection indoor/outdoor unit. R Live connection indoor/outdoor unit. C Neutral connection indoor/outdoor unit. Y Compressor interlock...

Page 15 - System configuration

42VMC---N GB - 14 System configuration NOTE: If the selection is changed from “rc” (HP operation) tocooling only and the remote control operating mode is auto orheating, the operating mode is set to cool. NOTE: If the “HR” is set to a value that is lower than “CR” and theremote control operating mod...

Page 16 - fault code, guide for the owner and accessories; Code

42VMC---N GB - 15 E N G L I S H Guide for the owner When installation and tests are completed explain theOperation and Maintenance Manual to the owner, withparticular attention to the main operating modes of the airconditioner, such as: • Turning the unit on and off. • Functions of the remote contro...

Page 17 - Air delivery; Air delivery direction

42VMC---N GB - 16 Air delivery Air delivery direction Wall installation, heating Wall installation, cooling Ceiling installation, cooling Ceiling installation, heating “No draught”(guide vane fully open)(position recommended forceiling installation in coolingmode, to avoid draughts) IMPORTANT:Air is...

Page 18 - Hole for external air intake; Fresh air renewal

42VMC---N GB - 17 E N G L I S H U n i t s a r e p r e a r r a n g e d f o r i n t r o d u c t i o n o f r e n e w a l a i r t h r o u g ha p r e p u n c h e d h o l e l o c a t e d o n b a c k s i d e .B a c k k n o c k o u t a l l o w s c o n n e c t i o n o f f r e s h a i r i n l e t d u c t . • ...