Steffes 212 - Default Chapter; Table of Contents

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TABLE OF CONTENTS
1. GENERAL INFORMATION.................................................................................................................................................. 1
2. OPERATION ....................................................................................................................................................................... 1 - 3
A. SAFETY TIPS.................................................................................................................................................................................. 1
B. CONTROL STRATEGY ............................................................................................................................................................... 2 - 3
-Core Charging Schedule (Table 1) ......................................................................................................................................... 1
-S Series
Space Heating ..................................................................................................................................................................... 2
Core Charging ..................................................................................................................................................................... 2
-EXT Series
Space Heating (Figure 1) .................................................................................................................................................... 2
Core Charging (Figure 1) .................................................................................................................................................... 3
Overrides (Figure 2) ............................................................................................................................................................ 3
Indicator Lights (Figure 2) .................................................................................................................................................. 3
C. CONTROL DEVICES/SAFETY LIMIT DEVICES (Table 2) ....................................................................................................... 4
D. MAINTENANCE/CLEANING ....................................................................................................................................................... 4
-Service Light ........................................................................................................................................................................... 4
3. INSTALLATION ................................................................................................................................................................... 5- 8
A. PLACEMENT .................................................................................................................................................................................. 5
B. CLEARANCE REQUIREMENTS .................................................................................................................................................. 5
C. SET-UP PROCEDURE .................................................................................................................................................................. 5 - 8
-Room Unit and Site Preparation ............................................................................................................................................. 5
Wall Attachment (Figure 3) ................................................................................................................................................ 5
-Electrical Connections ............................................................................................................................................................ 6
120V Cord Connect (Figure 4) ........................................................................................................................................... 6
-Brick Loading ......................................................................................................................................................................... 7
Brick Stacking (Figure 5).................................................................................................................................................... 7
Grill Attachment (Figure 6) ................................................................................................................................................ 8
-Room Thermostat Installation ................................................................................................................................................. 8
4. APPENDIX ....................................................................................................................................................................... 9-24
A. UNIT SPECIFICATIONS (Table 3) ................................................................................................................................................ 9
B. WIRING ....................................................................................................................................................................................... 10 - 16
-Field Connection Wiring (Table 4) ......................................................................................................................................... 10
-Unit Identification Label (Figure 7) ........................................................................................................................................ 10
-Unit Wiring (Table 5) ............................................................................................................................................................. 10
-Typical System Wiring Diagrams ....................................................................................................................................... 11 - 12
Automatic Charge Control - S Series (Figure 8) ................................................................................................................ 11
Manual Charge Control - S Series (Figure 9) .................................................................................................................... 11
Automatic or Manual Charge Control - EXT Series Shown with Two-Mode Circuit Board (Figure 10) ........................ 11
Automatic or Manual Charge Control - EXT Series Shown with Multi-Mode Circuit Board (Figure 11) ....................... 12
-Unit Wiring Diagrams ......................................................................................................................................................... 12 - 15
212S - 312S (Figure 12) ..................................................................................................................................................... 12
412S (Figure 13) ................................................................................................................................................................. 12
512S - 612S (Figure 14) ..................................................................................................................................................... 13
212EXT - 312 EXT Shown with Two-Mode Circuit Board (Figure 15) ........................................................................... 13
212EXT - 312EXT Shown with Multi-Mode Circuit Board (Figure 16) .......................................................................... 14
212EXT - 312EXT Shown with Multi-Mode Circuit Board and 120 Volt Cord Connect(Figure 17) .............................. 14
412 EXT Shown with Two-Mode Circuit Board (Figure 18) ............................................................................................ 15
512EXT - 612EXT Shown with Two-Mode Circuit Board (Figure 19) ............................................................................ 15
-Circuit Board Face Plates - EXT Series .................................................................................................................................. 16
Two-Mode (Figure 20) ....................................................................................................................................................... 16
Multi-Mode (Figure 21) ...................................................................................................................................................... 16
Variable Charge (Figure 22) ............................................................................................................................................... 16
-Charge Control Board Configuration - EXT Series................................................................................................................ 16
Multi-Mode Circuit Board Configurator (Figure 23) ......................................................................................................... 16
Two-Mode Board Configurator (Figure 24) ....................................................................................................................... 16
Jumper Configurations ........................................................................................................................................................ 16
C. EXPLODED VIEW DIAGRAM - EXT Series (Figure 25) ............................................................................................................ 17
D. EXPLODED VIEW DIAGRAM - S Series (Figure 26) .................................................................................................................. 18
E. ROOM UNIT PARTS LIST - S and EXT Series (Table 6) ......................................................................................................... 19 - 20
F. ROOM UNIT TROUBLESHOOTING GUIDES - S SERIES ONLY ........................................................................................ 21 - 24