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Mark MEGAFLEX manual available for free PDF download: Technical Manual
Mark MEGAFLEX Technical Manual (58 pages)
Brand:
Mark
| Category:
Boiler
| Size: 3 MB
Table of Contents
Table of Contents
4
1 Description Boiler
6
2 Technical Data
9
Component Matrix
10
3 Dimensions
11
4 Operation
13
General
13
Central Heating (CH)
13
On-Off Room Thermostat
13
Optional 0-10V
13
Outside Temperature Control OTC (Optional)
14
Optional Digital Communication
14
Slow Start
15
Protection against Insufficient Flow through Boiler
15
Domestic Hot Water (DHW)
16
External Storage Tank (Choice by Manufacturer between Opt. 1 and Opt. 2)
16
External Storage Tank with NTC Sensor
16
DHW Priority/General Behaviour with External Storage Tank
17
Cascade
17
5 Boiler Control
18
Control Panel
18
Push Buttons on Control Panel
18
User Menu
19
Parameter/Value Setting
19
Parameters Accessible by User
19
Installer (Technician) Menu
23
Parameters Accessible by Installer (Technician)
23
Manual Chimney Sweep Mode
30
Disabling CH Request
30
Service Code
30
Tacho Fan Speed
30
Errors
30
ECO Working Mode
30
Holiday Mode
30
Schedules for CH and DHW
30
Cascade and Modbus
30
Parameter Settings
30
6 Installation
34
Installing the Boiler
34
Frost Protection
34
Water Connection
35
Pump
35
Minimum Flow
35
Water-Treatment
35
Water Connection General
35
Gas Connection
37
Air-Supply and Flue-Gas Connection
37
B23
37
C33
37
C63
38
Pressure Drop Calculations
39
Installing Flue-Exhaust and Air Inlet
41
Electrical Connection
43
Wiring Diagram
45
NTC Resistance Table 47 en
47
Pneumatic Connections
48
PC-Connection
48
7 Commissioning
48
Gas Category
49
(O 2 %) and Check Input
50
8 Errors
51
General
51
DHW Errors
53
CH-Errors
53
Errors (Hard and Soft Lockouts)
53
9 Annual Service
55
Service-Maintenance Table
57
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