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Rinnai
E75CN, E110CP, E110CN, E75CP user manual
Models:
E75CP
E110CN
E75CN
E110CP
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Specification
Install
Parts list
Error messages
electrical ladder diagram
Warranty
Dimension
Maintenance
6Connecting the boiler
8Reset-button
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Installation & Servicing Instructions Rinnai
E-Series
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Contents
I n s t a l l a t i o n & S e r v i c i n g
Instructions
High efficiency condensing gas boiler
E75CN/E110CN E75CP/E110CP
Contents of instructions
Subject to technical changes
Updating of documentation
Content
1.3 Symbol definitions
1Safety and general instructions
1.1 Designated use
1.2 Hazard definitions
DANGER
1.4 The following instructions must be followed
1.8Disposal
1.6 Tools, materials and additional equipment
i NOTICE
2Regulations and guidelines
Room sealed boiler
3Description of the boiler
Condensing
Modulating
4Packaging and transportation
4.1 Scope of delivery
4.2Transportation
5Installation
5.1Requirements for the installation room
DANGER
NOTICE NOTICE
5.2 Fitting the boiler
Boiler type
Dimensions
Combi
E75CN
Vent system / Combustion air supply Gas pipe - g
Plumbing Kit
5.3.1Plumbing Kits
Low Loss Header
5.3.2Clearances from boiler
E-Series
5.4 Technical specifications
Natural gas
Propane gas
i i i
6Connecting the boiler
6.1 Central heating system
i NOTICE
NOTICE NOTICE
6.1.1Plumbing Kit installation
NOTICE NOTICE
Installation & Servicing Instructions Rinnai E
6.1.3Low water cut off
6.1.2Safety valve
6.2Expansion tank
i NOTICE
6.4Gas supply connection
6.3Underfloor heating system plastic pipes
i NOTICE
DANGER
6.4.1.Gas connection with natural gas
i NOTICE
i NOTICE DANGER i NOTICE i NOTICE
6.4.2Gas connection with propane gas
i NOTICE DANGER
i NOTICE DANGER i NOTICE i NOTICE
6.6 Condensate drain pipe
6.5Hot water supply
i i i
DANGER NOTICE
6.7.1Intake / Exhaust Guidelines
6.7 Vent system and air supply system
i NOTICE
i NOTICE
Examples wall terminals
Wall thickness for vent termination installation
Minimum
100mm / 4”
Examples sealed combustions
Wall thickness for vent termination installation
Minimum
100mm / 4”
i NOTICE i NOTICE i NOTICE
6.7.3Installation of the vent system
Terminal positions
NOTICE
i i i
NOTICE
NOTICE
NOTICE
DANGER
Calculation of equivalent length vent system
6.7.6 Combustion air and vent piping lengths
Parallel system
Total equivalent length Concentric system
NOTICE
6.7.7 Calculation of compensation factor
Eq. length ft
Boiler type E75 E110 CF
Unconfined Space
6.7.8 Room Air System indoor combustion air
Confined Space
Louvers and Grills
Location
Using Indoor Air For Combustion
i NOTICE
7Electrical connections
2 Amp. max X7
Flowswitch
120V 5
E-Prom
figure 15a
electrical ladder diagram
i NOTICE
8Boiler controls
The Good-stateor standard read out
Technical read out
8Reset-button
8.1 Explanation of the function buttons
i NOTICE
3.Central Heating program button
9.1 Requirements of the water system
NOTICE NOTICE
NOTICE
9.2 Filling the heating system
NOTICE
NOTICE
i NOTICE
9.3 Hot water supply
FOR YOUR SAFETY READ BEFORE OPERATING
OPERATING INSTRUCTIONS
TO TURN OFF GAS TO APPLIANCE
11.1 Altering adjustments
10 Adjustments
i NOTICE
i NOTICE
Info Mode
Parameter Mode
PARA
FACTORY
Service Mode
Outdoor reset
Error Mode
Heat curve day Heat curve night
the boiler and/or the installation
11 Isolating the boiler
NOTICE NOTICE DANGER
12 Commissioning
12.2 Testing the Ignition Safety shut off device
12.1 Testing for gas leaks
NOTICE
12.3 Checking for contamination
12.4 Checking of the zero pressure control
W.C.. Follow the next procedure
i NOTICE
12.5 Checking the O2
i NOTICE
i NOTICE
12.6 Measuring the ionization current
12.7 Installing the casing
13.2 Inspection
Maintenance
14.2.5Testing for gas leaks
14.2.4Checking and adjusting the gas/air ratio
14.2.2Measuring the ionization current
14.2.3Measuring the inlet gas pressure
13.2 Maintenance activities
Step 1: Condensate trap
DANGER
Step 2: Condensate tray
DANGER
Visual inspection of the flame
13.4 Warranty
14 Parts of the boiler
Error indication short reference
15 Blocks and Errors
external safety contact is active
15.1 Blocks
15.1.1Block
15.1.2Block
check flow through the installation
15.1.3Block
Execute Parameter-Reset
15.1.4Block
check flow through the boiler and DHW fascility
check the sensors NTC 1 and NTC
15.1.5Block
15.1.6Block
check the main power supply
15.1.7Block
check the boiler pump
15.2.1Error
15.2 Errors
boiler has not been burning but an
ionisation flow flame has still been detected
check the 24 Volt connection
15.2.2Error
check the disconnected
components for short-circuiting
15.2.3Error
15.2.5Error
15.2.4Error
software error con trol unit
reset the boiler
the error persists after reset software error
15.2.6Error
check the ribbon
cable between the control unit and the display
software error control unit
15.2.7Error
check the interface and the ribbon
15.2.8Error
the error persists after reset software error
cable between the control unit and the display
remove the
15.2.9Error
voltage from the boiler and check fuse F2
check the 24 Volt connections
software error control unit
15.2.10Error
15.2.11Error
check actual flow temperature
15.2.12Error
Change control unit when error persists
check flow sensor NTC1
check actual return temperature
15.2.13Error
check return sensor NTC
Change control unit when error persists
fuse is working and the error is repeated
15.2.14Error
wiring and voltage are OK and error is repeated
the fan is not spinning
15.2.15Error
15.2.16Error
1 error 2operational status
15.2.17Error
check the data in Error mode
check the wiring
15.2.18Error
15.2.20Error
15.2.19Error
software error control unit
software error control unit
Keyof the hot water program is not switched on
16Other errors
DHW sensor of flowswitch defective
when using RS101
16.2 Hot water but no central heating
hot water but no central heating
without being requested
central heating installation gets hot
Keypump program is on
dirt in three-portvalve
16.4Insufficient quantity of hot water
insufficient quantity of hot water
hot and cold water connection to the boiler
mixed up
16.5Temperature drop of the DHW
Temperature drop of the DHW
DHW power for the boiler is set too low
flow reducing valve
supply water temperature too low
check setting of room thermostat or RS101
incorrect choice of installation
installation resistance too high given an
Parts casing E-Series
17 Spare parts
qualified installer or the gas supplier
Do NOT touch any electrical switch
Description
Item
Parts heat exchanger E-Series
E75C
Parts rear wall E-Series
E75C
Parts pipes E-Series
Description
Item
Part No
E75C
168 HLS high limit switch
Parts electrical components E-Series
162 T1 supply sensor 160 T2 return sensor
167 T3 DHW sensor 166 T5 flue gas sensor
E75C
Vent Products
18 Parts list vent system
Heatfab
IPEX
19 Common venting guidelines
Temperature coefficient
Appendix A - Outoor Reset Sensor Data
R 25 C
12 k
Page
Page
Page
800000012 9/2009
E. & O. E
Distributor for the USA