IDEAL COMBI ESP 24 User manual

NEW BUILD
YOUR COMPLETE
SOLUTION.
WWW.IDEALBOILERS.COM
IDEAL
BOILER
STELRAD
RADIATOR
CYLINDER SOLAR
PANEL
FREE DESIGN
STAGE SAP
(USUALLY £50)
DESIGN
SERVICE
364 DAYS
A YEAR

WELCOME
TO FIRST
CLASS.
OUR AWARD WINNING BOILERS GO
THROUGH 200 QUALITY CHECKS BEFORE
THEY LEAVE THE FACTORY, AND ARE
AVAILABLE WITH A RANGE OF FLEXIBLE
WARRANTY OPTIONS. YOU CAN REST
ASSURED RELIABILITY IS GUARANTEED
WHEN YOU PARTNER WITH IDEAL.
02

WELCOME
TO FIRST
CLASS.
OUR AWARD WINNING BOILERS GO
THROUGH 200 QUALITY CHECKS BEFORE
THEY LEAVE THE FACTORY, AND ARE
AVAILABLE WITH A RANGE OF FLEXIBLE
WARRANTY OPTIONS. YOU CAN REST
ASSURED RELIABILITY IS GUARANTEED
WHEN YOU PARTNER WITH IDEAL.
CONTENTS.
04 THE IDEAL PRODUCT RANGE
06 LOGIC COMBI ESP
14 LOGIC CODE COMBI ES
22 LOGIC SYSTEM
30 LOGIC HEAT
38 BOILER CONTROLS
42 LPG CONVERSION KITS
44 FLUE SITING
46 FLUEING OPTIONS
71 CONTACT US
03

THE IDEAL PRODUCT RANGE.
Representing the next generation in heating design,
the Logic range of boilers offers state-of-the-art
technology in a practical, compact unit that fi ts
easily into any standard kitchen cupboard.
Available in a range of outputs, the Logic
range comes complete with a fl exible parts
and labour warranty package.
04

THE IDEAL PRODUCT RANGE.
Representing the next generation in heating design,
the Logic range of boilers offers state-of-the-art
technology in a practical, compact unit that fi ts
easily into any standard kitchen cupboard.
Available in a range of outputs, the Logic
range comes complete with a fl exible parts
and labour warranty package.
LOGIC COMBI ESP
A high effi ciency combination boiler with a
competitive SAP effi ciency score, particularly
benefi cial for small, social new build properties.
LOGIC CODE COMBI ES
A simple one box solution, capable of supporting
up to level 4 of the code for sustainable homes
with built in fl ue gas heat recovery.
LOGIC SYSTEM
A simple and reliable solution for a wide
variety of sealed domestic systems.
LOGIC HEAT ONLY
Highly effi cient and easy to operate, thanks
to straightforward controls featuring a clear
digital display.
05

LOGIC COMBI ESP 24 30 35.
6
HIGH EFFICIENCY COMBINATION BOILERS.
Optimised for new build compliance following the SAP 2009/2012
design procedure, the Logic Combi ESP achieves improved SAP
effi ciency scores and is particularly benefi cial for new build properties.
LOGIC
COMBI ESP
24 30 35

LOGIC COMBI ESP 24 30 35.
FEATURES.
SPECIFICATION.
• Complete range of Logic combination
boilers for new build developers
• Achieves improved SAP and DER ratings
for standard combination boiler usage
• 75mm deep translucent condensate
siphon
• Fully modulating operation to low
outputs
• Automatic bypass
RELIABLE
• Energy Saving Trust endorsed product
• Boiler frost protection
• Built-in, easy to use fi lling loop
• Simple diverter valve design
• Two stage fl ame sensing for greater
reliability
• Latest generation Honeywell gas valve
• ErP compliant
EASY TO INSTALL
• Compact cupboard fi t
• Fast fi x fl ues
• Wide range of additional fl ueing
options
• Low lift weight (32kg)
• Easy access to PRV and AAV
• Preformed copper tails
• Pre-wired mains lead (2m)
• Universal condensate connection
• Stand off kit including piping available
• Compatible with a range of additional
controls inc. weather compensation
• LPG conversion kit available for
30 kW boilers
* Available with 30 kW model.
7
COMPACT DIGITAL
DISPLAY
FROST
PROTECTION
LPG
CONVERSION*
FLUE
VARIANTS
NOx
CLASS 5

Note: The minimum front clearance when built in to a
cupboard is 5mm from the cupboard door but 450mm
overall clearance with the cupboard door open is required
for servicing.
*Bottom clearance after installation can be reduced to
5mm. However, 100mm is required for servicing.
FLUE LENGTHS.
CLEARANCES AND DIMENSIONS.
COMBI ESP 24 COMBI ESP 30 COMBI ESP 35
Max horizontal** 9m 8m 6m
Max vertical** 7.5m 7.5m 7.5m
Powered vertical†22m 22m 22m
8
DIMENSIONS:
Height: 700mm
Width: 395mm
Depth: 278mm
DIMENSIONS IN MM

Available flue extensions 0.5m, 1m and 2m. Multiple flue kits available.
** Each 90° elbow used is at the expense of 1000mm of straight flue run,
and each 45° elbow is used at the expense of 600mm of straight flue run.
† Typical combined primary and secondary length. See installation instructions
for more details. Note: The Flue Deflector Kit is used at the expense
of 1000mm of straight flue run.
TECHNICAL SPECIFICATION.
9
COMBI ESP 24 COMBI ESP 30 COMBI EPS 35
Weight (packaged) kg 36.3 36.5 36.5
Max installation weight kg 31.8 32.0 32.0
CH output (kW) min/max
@ 70°C 4.8 - 24.2 6.1 - 24.2 7.1 - 24.2
CH output (kW) min/max
@ 40°C 5.1 - 25.6 6.4 - 25.6 7.5 - 25.6
DHW output (kW) max 24.2 30.3 35.3
DHW flow rate l/min.
35°C rise 9.9 12.4 14.5
SEDBUK rating (2005) % 91 91.1 91
SEDBUK rating
(2009/2012) % 89.0 89.0 88.9
NOx classification CLASS 5 CLASS 5 CLASS 5
Adjustable to LPG No Yes No
Condensing boiler Yes Yes Yes
Seasonal space heating
efficiency class AAA
Rated heat output kW 24 24 24
Seasonal space heating
energy efficiency ηson %93 93 93
Sound power level,
indoors LWA dB 45 45 44
Water heating energy
efficiency class AAA

TROUBLESHOOTING.
POINTS FOR THE
BOILER USER
Note. In line with our current
warranty policy we would ask that
you check through the following
guide to identify any problems
external to the boiler prior to
requesting a service engineer visit.
Should the problem be found to be
other than with the appliance we
reserve the right to levy a charge
for the visit, or for any pre-arranged
visit where access is not gained by
the engineer.
10
NO HOT WATER
Check the mains switch (fused spur)
is turned on and ensure switch mode
control knob (D) (Control Panels: P.38)
is in the summer or winter position
Is water coming out of the hot water
tap when turned on?
See boiler “Fault Codes” section. If ‘0’ is
displayed then contact Ideal Customer
Services Helpline if your appliance is
under warranty or a Gas Safe
Registered Engineer, in IE a Registered
Gas Installer (RGII), if out of warranty
Contact a Gas Safe Registered Engineer
or in IE a Registered Gas Installer (RGII)
NO
YES

NO HOT WATER OR
CENTRAL HEATING
Check the fused spur is
turned on and ensure
switch mode control
knob (D) (Control
Panels: P.38) is in the
winter position
Does the boiler have a
display showing on the
front control panel?
See boiler “Operation
Modes” and “Fault Codes”
section
Contact a Gas Safe
Registered Engineer or
in IE a Registered Gas
Installer (RGII)
NO
YES
11
NO CENTRAL HEATING
Check the mains switch (fused
spur) is turned on and ensure
switch mode control knob (D)
(Control Panels: P.38) is in the
winter position
Check the programmer (internal
or external to the boiler) is in
an “ON” position and the room
thermostat is turned up
Does the boiler operate and
provide central heating?
Check the time settings on the
programmer are as you require
and adjust if necessary
See boiler “Operation Modes” and
“Fault Codes” section. If “0” is
displayed then contact a Gas
Safe Registered Engineer or in IE
a Registered Gas Installer (RGII)
NO
YES

DISPLAY CODE ON THE BOILER DESCRIPTION ACTION
Outside sensor
failure Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
Low mains voltage Contact a qualified electrician or your electricity provider.
Unconfigured PCB Unconfigured PCB. Please contact Ideal (if under warranty) or
alternatively a Gas Safe Registered Engineer if outside of the
warranty period. In IE contact a Registered Gas Installer (RGII).
Boiler resets in
15 minutes 1. Turn power off and on at the fused spur.
2. If the boiler fails to operate please contact Ideal (if under
warranty) or alternatively a Gas Safe Registered Engineer if outside
of the warranty period. In IE contact a Registered Gas Installer RGII).
False flame lockout Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
DISPLAY CODE
ON THE BOILER
DESCRIPTION
The boiler is in standby mode awaiting either a central heating call or hot water
demand.
The boiler has a call for central heating but the appliance has reached the desired
temperature set on the boiler.
The boiler has a call for hot water but the appliance has reached the desired
temperature set on the boiler.
The boiler is operating in central heating mode.
The boiler is operating in hot water mode.
The boiler is operating in frost mode.
FAULT CODES.
OPERATIONS MODE.
12

DISPLAY CODE ON THE BOILER DESCRIPTION ACTION
BCC activation fault Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
BCC fault Check the correct BCC is fitted for the boiler, and securely
inserted into the slot at the front left of the PCB. (Identified by the
label on the BCC). If yes then replace the current BCC with a new
one correctly labelled for the boiler. If it is incorrect (turn off the
power) then insert correctly into PCB after switching power back
on restart the boiler.
Low water pressure Check system pressure is between 1 & 1.5bar on the pressure gauge.
If the boiler fails to operate then please contact Ideal (if under
warranty) or alternatively a Gas Safe Registered Engineer if outside
of the warranty period. In IE contact a Registered Gas Installer (RGII).
Flow temperature
overheat or no
water flow
Is the boiler and CH heating system filled and all isolation vales
and radiators open? If not then fill and vent the system and open
all isolation valves and restart the boiler. Check that the pumps are
rotating freely and the flow and return have a differential across the
boiler in excess of 30°C.
Flame loss 1. Check other gas appliances in the house are working to confirm a
supply is present in the property.
2. If other appliances do not work or there are no other appliances,
check the gas supply is on at the meter and/or pre payment meter
has credit. If the boiler fails to operate then please contact Ideal (if
under warranty) or alternatively a Gas Safe Registered Engineer if
outside of the warranty period. In IE contact a
Registered Gas Installer (RGII).
Fan fault Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
Flow thermistor Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
Return thermistor Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
FAULT CODES.
13

LOGIC CODE
COMBI ES 26 33 38.
14
HIGH EFFICIENCY COMBINATION BOILERS.
Designed to take the headache out of meeting Building Regulations,
the Logic Code Combi ES from Ideal is a simple one-box solution,
capable of supporting up to level 4 of the Code for Sustainable Homes.
LOGIC CODE COMBI ES
26 33 38

LOGIC CODE
COMBI ES 26 33 38.
FEATURES.
SPECIFICATION.
• Complete range of Logic combination
boilers for new build developers
• Achieves optimum SAP and DER ratings
for standard combination boiler usage
• Higher DHW fl ow rates than standard
boiler – approximately 10% increase
RELIABLE
• Energy Saving Trust endorsed product
• High DHW effi ciency - reduced running
costs
• Less waste DHW water as DHW inlet is
preheated
• Reduced pluming on DHW
• ErP compliant
EASY TO INSTALL
• One single appliance to install – quick
and easy
• Built-in pipework; no extra space at the
side of the product needed
• Standard combination connections
• No additional maintenance requirement
• Compact and light solution for new
build or retrofi t installations
* Available with 38 kW model.
15
COMPACT DIGITAL
DISPLAY
FROST
PROTECTION
LPG
CONVERSION*
FLUE
VARIANTS
NOx
CLASS 5

Note: The minimum front clearance when built in to
a cupboard is 5mm from the cupboard door but 450mm
overall clearance with the cupboard door open is
required for servicing.
*Bottom clearance after installation can be reduced
to 5mm. However, 100mm is required for servicing.
FLUE LENGTHS.
CLEARANCES AND DIMENSIONS.
CODE COMBI ES 26 CODE COMBI ES 33 CODE COMBI ES 38
Max horizontal** 9m 8m 6m
Max vertical** 7.5m 7.5m 7.5m
Powered vertical†22m 22m 22m
16
DIMENSIONS:
Height: 830mm
Width: 395mm
Depth: 278mm
DIMENSIONS IN MM

Multiple flue kits available.
** Each 90° elbow used is at the expense of 1000mm of straight flue run,
and each 45° elbow is used at the expense of 600mm of straight flue run.
† Typical combined primary and secondary length. See installation instructions
for more details. Note: The Flue Deflector Kit is used at the expense
of 1000mm of straight flue run.
TECHNICAL SPECIFICATION.
17
CODE COMBI
ES 26 CODE COMBI ES 33 CODE COMBI ES 38
Weight (packaged) kg 39.5 39.7 39.7
Max installation weight kg 34.7 34.9 34.9
CH output (kW) min/max
@ 70°C 4.8 - 24.2 6.1 - 24.2 7.1 - 24.2
CH output (kW) min/max
@ 40°C 5.1 - 25.6 6.4 - 25.6 7.5 - 25.6
DHW output (kW) max 26.1 32.7 38.2
DHW flow rate l/min.
35°C rise 10.7 13.4 15.7
SEDBUK rating (2005) 91 91.1 91
SEDBUK rating
(2009/2012) % 89.0 89.0 88.9
NOx classification CLASS 5 CLASS 5 CLASS 5
Adjustable to LPG No No Yes
Condensing boiler Yes Yes Yes
Seasonal space heating
efficiency class AAA
Rated heat output kW 24 24 24
Seasonal space heating
energy efficiency ηson %93 93 93
Sound power level,
indoors LWA dB 45 45 44
Water heating energy
efficiency class AAA

POINTS FOR THE
BOILER USER
Note. In line with our current
warranty policy we would ask that
you check through the following
guide to identify any problems
external to the boiler prior to
requesting a service engineer visit.
Should the problem be found to be
other than with the appliance we
reserve the right to levy a charge
for the visit, or for any pre-arranged
visit where access is not gained by
the engineer.
TROUBLESHOOTING.
18
NO HOT WATER
Check the mains switch (fused spur)
is turned on and ensure switch mode
control knob (D) (Control Panels: P.38)
is in the summer or winter position
Is water coming out of the hot water
tap when turned on?
See boiler “Fault Codes” section. If ‘0’ is
displayed then contact Ideal Customer
Services Helpline if your appliance is
under warranty or a Gas Safe
Registered Engineer, in IE a Registered
Gas Installer (RGII), if out of warranty
Contact a Gas Safe Registered Engineer
or in IE a Registered Gas Installer (RGII)
NO
YES

NO HOT WATER OR
CENTRAL HEATING
Check the fused spur is
turned on and ensure
switch mode control
knob (D) (Control
Panels: P.38) is in the
winter position
Does the boiler have a
display showing on the
front control panel?
See boiler “Operation
Modes” and “Fault Codes”
section
Contact a Gas Safe
Registered Engineer or
in IE a Registered Gas
Installer (RGII)
NO
YES
19
NO CENTRAL HEATING
Check the mains switch (fused
spur) is turned on and ensure
switch mode control knob (D)
(Control Panels: P.38) is in the
winter position
Check the programmer (internal
or external to the boiler) is in
an “ON” position and the room
thermostat is turned up
Does the boiler operate and
provide central heating?
Check the time settings on the
programmer are as you require
and adjust if necessary
See boiler “Operation Modes” and
“Fault Codes” section. If “0” is
displayed then contact a Gas
Safe Registered Engineer or in IE
a Registered Gas Installer (RGII)
NO
YES

DISPLAY CODE ON THE BOILER DESCRIPTION ACTION
Outside sensor
failure Reset the appliance - if the boiler fails to operate then please
contact Ideal(if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period. In IE
contact a Registered Gas Installer (RGII).
Low mains voltage Contact a qualified electrician or your electricity provider.
Unconfigured PCB Unconfigured PCB. Please contact Ideal(if under warranty) or
alternatively a Gas Safe Registered Engineer if outside of the
warranty period. In IE contact a Registered Gas Installer (RGII).
No water flow
thermistor Reset the appliance - if the boiler fails to operate then please
contact Ideal (if under warranty) or alternatively a Gas Safe
Registered Engineer if outside of the warranty period.
In IE contact a Registered Gas Installer (RGII).
DISPLAY CODE
ON THE BOILER
DESCRIPTION
The boiler is in standby mode awaiting either a central heating call or hot water
demand.
The boiler has a call for central heating but the appliance has reached the desired
temperature set on the boiler.
The boiler has a call for hot water but the appliance has reached the desired
temperature set on the boiler.
The boiler is operating in central heating mode.
The boiler is operating in hot water mode.
The boiler is operating in frost mode.
FAULT CODES.
OPERATIONS MODE.
20