Service Manual

1 Service (continued)

Parameter table

Table 1B This table lists SMART TOUCH control module parameters and where to access them

Menu

SETUP

A

INITIAL

 

SETPOINTS

B

 

RESET

 

OUTDOOR

C

 

Sub

Parameter Name

See

Min

Max

Default

User

Installer

 

 

 

 

 

Item

(as shown on the LCD screen)

Page

Value

Value

Value

Access

Access

1

Clock

18

N/A

N/A

N/A

Yes

Yes

 

 

 

 

 

 

 

 

2

Date

18

N/A

N/A

N/A

Yes

Yes

 

 

 

 

 

 

 

 

3

SH Setpoint

18

32

185

120

Yes

Yes

 

 

 

 

 

 

 

 

4

HWG Tank Setpoint

18

32

185

120

Yes

Yes

 

 

 

 

 

 

 

 

5

MRHL Setpoint

18

32

205

205

Yes

Yes

 

 

 

 

 

 

 

 

6

ARHL Setpoint

18

32

200

200

Yes

Yes

 

 

 

 

 

 

 

 

7

SH Setpoint at Low Outdoor Temp.

19

32

185

180

Yes

Yes

 

 

 

 

 

 

 

 

8

SH Setpoint at High Outdoor Temp.

19

32

185

68

Yes

Yes

 

 

 

 

 

 

 

 

9

Low Outdoor Temperature

19

-22

86

23

Yes

Yes

 

 

 

 

 

 

 

 

10

High Outdoor Temperature

19

-22

86

86

Yes

Yes

 

 

 

 

 

 

 

 

11

Boiler Pump Mode

24

N/A

N/A

N/A

No

Yes

 

 

 

 

 

 

 

 

12

System Pump Mode

24

N/A

N/A

N/A

No

Yes

1

SH Min User Setpoint

18

32

185

32

No

Yes

 

 

 

 

 

 

 

 

2

SH Max User Setpoint

18

32

185

185

No

Yes

 

 

 

 

 

 

 

 

3

SH Setpoint

18

32

185

125

Yes

Yes

 

 

 

 

 

 

 

 

4

SH Offset

18

0

36

9.9

No

Yes

 

 

 

 

 

 

 

 

5

SH Differential

18

0

72

19.8

No

Yes

 

 

 

 

 

 

 

 

6

HWG Tank Setpoint

18

32

185

120

Yes

Yes

 

 

 

 

 

 

 

 

7

HWG Tank Differential

18

0

10

6.3

No

Yes

 

 

 

 

 

 

 

 

8

MRHL Setting

18

32

205

204.8

Yes

Yes

 

 

 

 

 

 

 

 

9

ARHL Setting

18

32

200

199.4

Yes

Yes

 

 

 

 

 

 

 

 

10

HWG Minimum User Setpoint

19

32

185

60

No

Yes

 

 

 

 

 

 

 

 

11

HWG Maximum User Setpoint

19

32

185

185

No

Yes

 

 

 

 

 

 

 

 

12

HWG Boiler Setpoint

19

32

185

180

No

Yes

 

 

 

 

 

 

 

 

13

HWG Boiler Offset

19

0

36

9.9

No

Yes

 

 

 

 

 

 

 

 

14

HWG Boiler Differential

19

0

72

185

No

Yes

1

SH Setpoint at Low Outdoor Temp.

19

32

185

180

Yes

Yes

 

 

 

 

 

 

 

 

2

SH Setpoint at High Outdoor Temp

19

32

185

68

Yes

Yes

 

 

 

 

 

 

 

 

3

Low Outdoor Temperature

19

-22

86

23

Yes

Yes

 

 

 

 

 

 

 

 

4

High Outdoor Temperature

19

-22

86

86

Yes

Yes

 

 

 

 

 

 

 

 

5

Outdoor Air Shutdown

19

32

122

79.7

No

Yes

 

 

 

 

 

 

 

 

6

OA Shutdown Differential

20

32

122

79.7

No

Yes

 

 

 

 

 

 

 

 

13

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Image 13
Lochinvar 2.5, 1.5, 3.5 Parameter table, Menu, Sub Parameter Name See Min Max Default User Installer, Value Access

3, 2, 3.5, 2.5, 1.5 specifications

Lochinvar is a leader in manufacturing high-efficiency water heating solutions, and their Lochinvar 1.5, 1.3, and 1.0 models exemplify the company's commitment to innovation and performance. These advanced heating systems are designed to meet the diverse needs of commercial and residential applications, providing reliable hot water while ensuring energy efficiency and environmental sustainability.

The Lochinvar 1.5, 1.3, and 1.0 models incorporate cutting-edge technologies that set them apart from traditional water heaters. One of the most notable features is their use of high-efficiency condensing technology, which extracts maximum heat from the combustion process. This process allows the units to achieve high thermal efficiencies, often exceeding 95%, which not only reduces energy costs but also lowers greenhouse gas emissions.

In terms of design, Lochinvar's models are constructed with durable materials, ensuring longevity and reliability in demanding environments. The stainless steel heat exchanger is a key element that contributes to the durability and performance of the units. This material is resistant to corrosion and scale build-up, enhancing the lifespan of the heater and reducing maintenance requirements.

The Lochinvar 1.5, 1.3, and 1.0 models feature advanced control systems that provide precise temperature management and easy operation. The intuitive digital display allows users to monitor performance metrics, temperature settings, and energy consumption with ease. Additionally, these units are equipped with intelligent modulating gas valves that optimize fuel usage based on demand, ensuring efficient operation across various load conditions.

Safety is a priority in the design of Lochinvar's water heaters. The models come with built-in safety features, including flame failure detection, overheat protection, and venting safeguards. These systems work together to ensure the safe operation of the units, giving users peace of mind.

Another characteristic that makes the Lochinvar 1.5, 1.3, and 1.0 models popular among users is their compact design. These units are engineered to fit in tight spaces, making them ideal for installations where space is at a premium. Despite their small footprint, they deliver powerful performance, ensuring that users have access to the hot water they need.

In summary, Lochinvar's 1.5, 1.3, and 1.0 water heating models represent the pinnacle of efficiency, safety, and reliability. With their advanced technologies, durable construction, and user-friendly features, these units are an excellent choice for anyone seeking a high-performance water heating solution.