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RUVG 

MANUAL 

 

 

25 of 35 

June 14 

 

OPERATION

 

Warning:

 

This

 

unit

 

is

 

connected

 

to

 

high

 

voltages.

 

Electrical

 

shock

 

or

 

death

 

could

 

occur

 

if

 

instructions

 

are

 

not

 

followed.

 

This

 

equipment

 

contains

 

moving

 

parts

 

that

 

can

 

start

 

unexpectedly.

  

Injury

 

or

 

death

 

could

 

occur

 

if

 

instructions

 

are

 

not

 

followed.

  

All

 

work

 

should

 

be

 

performed

 

by

 

a

 

qualified

 

technician.

 

Always

 

disconnect

 

and

 

lock

 

out

 

power

 

before

 

servicing.

 

DO

 

NOT

 

bypass

 

any

 

interlock

 

or

 

safety

 

switches

 

under

 

any

 

circumstances.

 

 

 

 

Warning:

 

Proper

 

commissioning

 

and

 

start

up

 

of

 

the

 

air

 

handling

 

system

 

is

 

the

 

responsibility

 

of

 

the

 

installing

 

contractor.

 

It

 

is

 

recommended

 

that

 

an

 

air

 

balance

 

be

 

completed

 

by

 

a

 

certified

 

air

 

balancing

 

contractor

 

to

 

insure

 

the

 

air

 

volume

 

being

 

delivered

 

matches

 

the

 

unit

 

rating

 

plate.

 

Failure

 

to

 

perform

 

a

 

proper

 

air

 

balance

 

can

 

cause

 

injury

 

or

 

death,

 

damage

 

to

 

the

 

equipment,

 

property

 

damage,

 

system

 

operational

 

problems,

 

or

 

be

 

a

 

cause

 

of

 

poor

 

air

 

quality.

 

Moisture

 

carry

 

over

 

can

 

result

 

from

 

improper

 

air

 

flow.

 

 

 
 

This

 

unit

 

may

 

incorporate

 

one

 

or

 

more

 

functions

 

and

 

a

 

variety

 

of

 

controls

 

and

 

options

 

to

 

suit

 

individual

 

requirements.

  

A

 

description

 

of

 

the

 

unit

 

functions

 

and

 

options

 

is

 

shown

 

on

 

the

 

Electrical

 

Data

 

Sheet

 

and

 

unit

 

wiring

 

diagram.

  

Carefully

 

check

 

your

 

wiring

 

diagram

 

to

 

verify

 

that

 

all

 

remote

 

controls

 

are

 

properly

 

located

 

and

 

correctly

 

field

 

wired.

 

 

Some

 

equipment

 

may

 

contain

 

programmable

 

unitary

 

controllers

 

or

 

programmable

 

logic

 

controllers

 

(PLC).

  

Additional

 

information

 

can

 

be

 

obtained

 

from

 

the

 

specific

 

programmable

 

control

 

manufacturer.

 

Often

 

this

 

information

 

is

 

available

 

from

 

the

 

control

 

manufacturer’s

 

website.

 

Summary of Contents for RUVG SERIES

Page 1: ...EASTERN FACTORY 1401 HASTINGS CRES SE CALGARY ALBERTA T2G 4C8 Ph 403 287 2590 Fx 403 243 5059 Parts Fax 888 364 2727 32050 W 83rd STREET DESOTO KANSAS 66018 Ph 913 583 3181 Fx 913 583 1406 1175 TWINN...

Page 2: ...Category III Horizontal Venting 15 SEPARATED COMBUSTION 14 COMBUSTION AIR DUCT 16 FLUE GAS VENTING 16 PIPING ELECTRICAL OR CONTROL SERVICE CONNECTIONS 19 ELECTRICAL INSTALLATION 19 Recommended 24V Fie...

Page 3: ...NUAL 3 of 35 June 14 FILTERS 33 CONTROLS 33 CONTROL ENCLOSURE VENTILATION 33 OUTDOOR AIR INTAKES MIXING SECTIONS AND DAMPERS 33 COILS 34 START UP RECORD 35 Airtex Manufacturing Partnership All rights...

Page 4: ...nal service manager SAFETY PRECAUTIONS Read understand and follow the complete manual before beginning the installation including all safety precautions and warnings WARNING FIRE OR EXPLOSION HAZARD F...

Page 5: ...a possible threat of flue gas spillage into the building Warning This unit is connected to high voltages Electrical shock or death could occur if instructions are not followed This equipment contains...

Page 6: ...ies express or implied ENGINEERED AIR specifically disclaims any implied warranty of merchantability and or fitness for purpose Under no circumstances shall ENGINEERED AIR be liable to nor be required...

Page 7: ...k for damage Inspect protective covers for punctures or other signs that there may be internal damage Remove protective covers and check for internal damage Replace covers if the unit is not being ass...

Page 8: ...dian Electrical Code Part 1 C S A Standard C22 1 Provincial and Local Codes and in accordance with the local authorities having jurisdiction 3 The installation of this unit shall be in accordance with...

Page 9: ...National Electrical Code ANSI NFPA 70 4 The installation of this unit shall be in accordance with the latest edition of the National Fuel Gas Code ANSI Z223 1 NFPA 54 State and Local Codes and in acc...

Page 10: ...cal Code For Safety and Service the minimum clearances must be observed Minimum clearances also provide adequate combustion air supply LIFTING Engineered Air units are constructed on a structural stee...

Page 11: ...an and compressor vibration isolators Tie down bolts straps and blocks on tilt equipped heat pipes and enthalpy desiccant wheels if supplied Indirect fired heat exchangers may be supported with wood f...

Page 12: ...as lines shall not interfere with unit access The gas line connection at the heater shall have an approved drip leg with screwed cap 7 A minimum 1 8 inch NPT plugged tapping accessible for test gauge...

Page 13: ...rs or other restrictive devices in the flue vent pipe Vent terminations shall be in accordance with the requirements of the authorities having jurisdiction The vent shall be installed in such a manner...

Page 14: ...local codes Warning Do not operate this heater without all combustion air and flue gas piping installed The heater shall not be connected to a venting system serving any other gas liquid or solid fuel...

Page 15: ...reas at least 3 ft 1m above snow line to prevent blockage The vent terminal must be installed with a minimum horizontal clearance of 4 ft 1 2m from electric meters gas meters regulators or relief equi...

Page 16: ...1m VENTING Each heater must have its own vent system and must not be connected to other venting systems or chimney Use C Vent All joints must be secured with corrosion resistant screws or rivet and se...

Page 17: ...gineered Air supplied concentric vent terminations are approved for use with RUVG furnace models Refer to the sketch below RUVG Tee with Drain Combustion air Vent pipe Vent Termination Slope Vent Conn...

Page 18: ...be installed at the termination point of the vertical vent system The vent in this arrangement is category 1 B Vent is acceptable Installer may seal joints as required Refer to the sketch below RUVG T...

Page 19: ...1 and to the approval of the authorities having jurisdiction THE FLOOR OF THE UNIT HAS BEEN MADE WATER RESISTANT DO NOT CUT OR DRILL HOLES IN THE FLOOR OR USE PENETRATING FASTENERS Field wiring diagra...

Page 20: ...WG Notes 1 The field wiring load depends on the actual load on a particular control circuit the field wiring is connected to Refer to the internal wiring diagram of the unit 2 The table above is based...

Page 21: ...rants you must comply with all local government safety and environmental laws DRAIN TRAPS Each drain connection requires a separate drain trap supplied and installed by the contractor For a trap to wo...

Page 22: ...EAT TRANSFER FLUIDS The coil s provided have been selected for use with a specific heat transfer fluid as shown on the Submittal Record Use of other fluids will result in different performance and can...

Page 23: ...heck all bearings drive and fan set screws for tightness 5 Turn disconnect switch ON control switch is still off and check the supply voltage Voltage must be within 10 of rating plate If not contact t...

Page 24: ...ir and return air dampers are fully open when the dampers are at a 45 angle when fully stroked This provides optimum mixing of the air streams for this damper arrangement b Angle mixing damper Angle m...

Page 25: ...air volume being delivered matches the unit rating plate Failure to perform a proper air balance can cause injury or death damage to the equipment property damage system operational problems or be a...

Page 26: ...7 If bubble rate is less than noted in the table remove the 6mm tube reconnect the outlet pressure tap plug 8 Energize the control system and open upstream manual gas valve 9 After testing check all...

Page 27: ...ow Operation with airflow less than specified can damage the heat exchanger 4 Do not re start burner when the heat exchanger is a very hot b full of gas 5 Do not start burner unless the supply fan blo...

Page 28: ...flame ignition control used 21 On the initial start up the first ignition trial may be unsuccessful due to need to purge air from manifold at start up If the gas fails to ignite or the flame is not s...

Page 29: ...rush or vacuum affected areas 2 Poorly defined substantially yellow flames or flames that appear lazy indicate poor air supply to burners or excessive burner input Verify gas supply type and manifold...

Page 30: ...off long periods of time the first ignition trial may be unsuccessful due to need to purge air from manifold at start up 8 If the ignition control has locked out clear the lockout by turning the serv...

Page 31: ...h or any other indoor air quality issues If mold or biological growth is present determine and fix the cause Properly remove and dispose of the contamination Properly clean and sanitize the affected a...

Page 32: ...heat exchanger draft inducer vent system operating controls and wiring should be determined Check for obvious signs of deterioration accumulation of dirt and debris and any heat or water related dama...

Page 33: ...water and re install These filters do not require an oil adhesive B Pleated Throwaway and or Replaceable Media Cartridge Bag Replacement filters can be obtained from any Engineered Air representative...

Page 34: ...be cleaned using a low pressure water spray and a brush Coil fins are easily damaged Do not use high pressure steam or water to clean coils it will permanently damage the coil When using cleaning addi...

Page 35: ...on correct Amperage measurement A Gas line supply pressure Off w c High fire w c Manifold gas pressure at high fire w c All field wiring is complete and installed as per the wiring diagram All control...

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