RBI FlexCore CK 4000 User Manual

'$37$*0.
82-0403
Gas'JSFE %JSFDU 7FOU
4UBJOMFTT 4UFFM #PJMFST
$,4FSJFTo$,$,
$POUSPM Manual
$POUSPM"EKVTUNFOUBOE
0QFSBUJPO Instructions
5IJTJOTUSVDUJPONBOVBMBQQMJFTPOMZUP
3#*GJSNXBSFWFSTJPOY POWFSTJPOY
DPOUSPMCPBSET
Also read and follow:
'MFY$PSF$,4FSJFT(BT#PJMFS
*OTUBMMBUJPOBOE0QFSBUJOH
*OTUSVDUJPO.BOVBM
)
is manual is intended only for use by a qualied heating installer/technician. Read and follow this manual, all supplements
and related instructional information provided with the boiler. Install, start and service the boiler only in the sequence and
methods given in these instructions. Failure to do so can result in severe personal injury, death or substantial property damage.
Do not use the boiler during construction. Construction dust and particulate, particularly drywall dust, will cause contamination
of the burner, resulting in possible severe personal injury, death or substantial property damage. e boiler can only be operated with
a dust-free air supply. Follow the instruction manual procedures to duct air to the boiler air intake. If the boiler has been contaminated
by operation with contaminated air, follow the instruction manual guidelines to clean, repair or replace the boiler if necessary.
A x these instructions near to the boiler. Instruct the building owner to retain the instructions for future use by a qualied
service technician, and to follow all guidelines in the User’s Information Manual.
Copyright 201 Mestek, Inc.

RBI FlexCore CK 4000 Specifications

General

Brand	RBI
Model	FlexCore CK 4000
Category	Boiler
Language	English

Summary

Introduction

The FlexCore CK-Series V3 HeatNet Control

Home Screen

SETUP & OPERATION

Basic Multi Boiler System Operation

Guide to setting up and operating multi-boiler systems.

Mixed Boiler System Operation

CONTROL METHODS

Heating Control Methods

Overview of the five methods for controlling boiler heating.

Domestic Hot Water Methods

Description of the six methods for domestic hot water control.

Input Priorities

OPTIONAL FEATURES

HeatNet Online

SCREEN DESCRIPTIONS

Home Screen

Detailed explanation of the main operating screen elements.

CALIBRATION

Calibration

Procedures for calibrating the FlexCore CK-Series boiler.

Calibration with Multiple Heat Exchangers

LOG ENTRY

Log Entry

DEFAULT SETTINGS & MENU ITEM DESCRIPTIONS

CONTROL SETTINGS MENU— PAGE 1

First page of control settings and their default values.

CONTROL SETTINGS MENU— PAGE 2

Second page of control settings and their default values.

CONTROL SETTINGS MENU — PAGE 3

Third page of control settings and their default values.

CONTROL SETTINGS MENU — PAGE 4

Fourth page of control settings and related documents.

MODBUS COMMUNICATIONS

MODBUS Input/Output Variables (Read/Write)

Table of Modbus variables for input/output control.

MODBUS Input Variables (Read Only)

Table of Modbus variables for reading system status.

MODBUS — BoilerStatus1 Flags