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Lochinvar 1.3 - page 1
Th i s m an ua l m us t o nl y b e u se d b y a qualified heating installer / serv ice technician. Read all instructions, including this manual, the SYNC Installation and Operation Man ual, and the SYNC Serv ice M anual, before installing. Perform steps in the order given. Failure t o comply could result in sev ere personal injur y , death, or subs ...
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Lochinvar 1.3 - page 2
2 Contents 1. INST ALLA TION Program Installation ..................................................... 3 USB Installation............................................................ 3 Program Setup ............................................................. 3 PC to Unit Connection.................................................. 3 S tarting the ...
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Lochinvar 1.3 - page 3
PC Program Instructions 1 Installa tion Prog r am installa tion There are tw o programs available for programming and monitoring the SYNC boilers. SITECS937L ab is used to monitor the operation of the boiler and program a few display- related parameters . SMAR T TOUCH PC i s u s e d t o p r o g r a m the bulk of the parameters in the contr ols. T o ...
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Lochinvar 1.3 - page 4
4 1 Installa tion Star ting the prog ram T o start one of the programs, double-click on the ic on (if you put it on your desktop), or click on Start, then Programs, and select the program you wish to start. See FIG 1-1 and FIG 1-2 abov e. There are tw o access levels for this program. The user access level allows only c er tain settings to be chang ...
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Lochinvar 1.3 - page 5
2 Sta tus Scr een 5 Figure 2-1 SMART TOUCH S tatus Screen T o monitor and r e cor d the oper ation of the heater , click on the Status tab along the top of the Main Scr een w indow (FIG. 1-1, page 4). W hen using the SITECS937Lab progr am, you will need to choose whic h controller you wish to monitor . The Status Screen will appear (see FIG. 2-1 ab ...
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Lochinvar 1.3 - page 6
2 Sta tus Scr een 6 At the t op r ight of the window is the Fan Speed status information. I ncluded in the Fan Speed status are Min., Max., and Ignition fan speeds. If Ramp Delay is activat ed, the Ramp Delay limit is sho w n. The target and actual fan speeds are display ed, and if the ac tual speed is within acceptable limits. If the SMART T OUCH ...
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Lochinvar 1.3 - page 7
7 3 Gr aphics Scr een The Graphics Screen allows y ou to observe the changes in various readings while the heater operates (see FIG. 3-1). N ote that the vertical scale has two numbers for each division. By default, the Outlet T emperature, Inlet T emperature, System Supply T emperature (if connected), Outdoor T emperature (if connect ed), T ank Se ...
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Lochinvar 1.3 - page 8
8 4 F ault Histor y Screen Figure 4-1 Fault History Screen The Fault Hist or y Screen provides historical data about the operation of the SMAR T TOUCH co nt rols.. Click on the Fault history button along the top of the Main Screen window (FIG. 1-1), and then click on Read from Control in the pull-down menu. After uploading data fr om the selected p ...
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Lochinvar 1.3 - page 9
9 5 Cascade Screen Figure 5-1 Cascade Screen The Cascade Screen pro v ides the status of the cascade system. The PC must be connect ed to the Leader (address 0-1) appliance. Click on the Cascade button along the top of the Main Scr e en window (FIG. 1-1). The Cascade Syst em area shows the powe r demand and setpoint, the boiler pump status, the boi ...
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Lochinvar 1.3 - page 10
6 P ar ameter s Parameter infor mation screens By acc essing the Parameter I nformation Screens on the SMAR T TOUCH program, the installer can v iew all of the SMAR T TOUCH parameters. The installer can also change certain specific parameters to fine tune the operation of the boiler to the installation. NOTE The PC cable m ust be connected to eithe ...
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Lochinvar 1.3 - page 11
11 6 P ar ameter s (continued) Changeable par ameter s The following is a brief discussion of the changeable parameters, their default setting s, the range of adjustment, and their location. The title for the par ameters ma y differ slightly from the PC to the boiler displa y . T o prevent confusion, the boiler display v ersion w ill be listed in p ...
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Lochinvar 1.3 - page 12
12 PC Program Instructions 6 P ar ameter s Set 2: Functional Data Set 2 is accessed b y clicking on Parameters at the t op of the Main Scr een window , then clicking on Set 2: Functional Data on the pull-down menu (FIG. 6-1, page 10). Cascade control P arameters 2DJ and 2DK determine the time delays used by the Cascade. T o access the Cascade param ...
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Lochinvar 1.3 - page 13
13 PC Program Instructions 6 P ar ameter s (continued) Pa r a m e t e r 2EB sets the pump delay time for the boiler pump after an ov er-temperature c ondition. This time is adjustable from 0 minut es to 40 minutes. The default time is 2 minutes. If the boiler pump or HW pump have not been activ e in a 24 hour period, the SMAR T TOUCH will activate ...
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Lochinvar 1.3 - page 14
14 PC Program Instructions 6 P ar ameter s SH off-on differential (SH off/on df) The SH Off-on Differential sets ho w many degrees below the turn-off temperature the outlet temperatur e has to go before the boiler will turn on. This parameter can be changed b y accessing parameter 4AE . The temperature range of this parameter is 0°F to 86°F . The ...
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Lochinvar 1.3 - page 15
15 PC Program Instructions 6 P ar ameter s (continued) T ank differential temp This parameter determines how far belo w the tank setpoint the tank sensor temperature must go t o star t a HW call for heat. This setting can be adjusted by accessing parameter 4A T . The temperature range is 0°F (0°C) to 100°F (38°C). The default value is 5°F (3.5 ...
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Lochinvar 1.3 - page 16
16 PC Program Instructions 6 P ar ameter s Cascade Each burner control in the Cascade m ust be given a unique address. This address can be changed by ac cessing parameter 4CC . The Leader (top) burner (to which the thermostat/zone control, system sensor , and system pump (if controlled by the boiler) are c onnected) must be set t o address 0. All t ...
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Lochinvar 1.3 - page 17
17 PC Program Instructions 6 P ar ameter s (continued) Figure 6-10 Parameter Set 4F OA reset water temp at min outdoor temp (4FC) (Reset T Lo Out) W h en the outdoor air t emperature drops to its minimum setting ( 4FC ), the water temperature setpoint will be at this value. Howev er , if the SH user setpoint ( 4AA ) is lower , it will ov er ride th ...
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Lochinvar 1.3 - page 18
18 PC Program Instructions 6 P ar ameter s Figure 6-1 1 Outdoor Air Reset Curve Figure 6-12 Parameter Set 4G BMS Setpoint at min volt age (BMS setpt min V) If par ameter 4CB is set t o 2, the co ntrol must kno w what minimum setpoint temperature t o use. This can be changed b y accessing parameter 4GA . The temperature range for this parameter is 3 ...
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Lochinvar 1.3 - page 19
19 PC Program Instructions 6 P ar ameter s (continued) Figure 6-13 Save Parameter File Window Storing p arameters on your PC Once y ou have customiz ed the parameters for a particular heater , y ou can store the new settings on your PC. This w ill allow y ou to restor e these settings should you ha ve to replac e the SMAR T TOUCH c ontrol, or allo ...
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Lochinvar 1.3 - page 20
Revision Notes: Revision A initial release. SYNC-PCP Rev A Printed in the USA 4/10 ...
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