Modine Manufacturing HC Installation And Service Manual

Manual is about: steam/hot water unit heaters

Summary of HC

  • Page 1

    This manual is the property of the owner. Please be sure to leave it with the owner when you leave the job. 1-550.28 5h0707180000 september, 2014 installation and service manual steam/hot water unit heaters inspection on arrival 1. Inspect unit upon arrival. In case of damage, report it immediately ...

  • Page 2: Important

    1-550.28 special precautions the installation and maintenance instructions in this manual must be followed to provide safe, efficient and trouble-free operation. In addition, particular care must be exercised regarding the special precautions listed below. Failure to properly address these critical ...

  • Page 3: Caution

    1-550.28 unit location 1. Units should not be installed in atmospheres where corrosive fumes or sprays are present. 2. Be sure no obstructions block air intake or air discharge of unit heater. 3. Locate horizontal delivery unit heaters so air streams of individual units wipe the exposed walls of the...

  • Page 4

    1-550.28 4 figure 4.3 - horizontal unit delivery figure 4.3 - vertical cone jet figure 4.4 - vertical one-way & two-way louvers h h h h h 1.3 1.2 1.1 1.0 .9 .8 .7 .6 .5 correction factor "r" 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 average water tem...

  • Page 5: Warning

    1-550.28 water systems, include a balancing valve in return line for water flow regulation. A drain valve should also be provided below each unit heater to allow removal of water from the heating coil if located in an area subject to freezing. 3. In steam or hot water systems, rapid air removal is r...

  • Page 6

    1-550.28 6 figure 6.1 - suggested piping arrangements ➀ steam systems unit heater connection for high pressure steam horizontal unit heater connected to overhead hot water mains vertical unit heater connected to lower hot water mains unit heater connection for low-pressure steam open gravity or vacu...

  • Page 7

    1-550.28 operation 7 connections — female-type permits direct connection of unit heater to the piping. Hc models have copper connectors at side of the unit. Vertical fins — less opportunity for dust and dirt to collect. Reduces cleaning. Fins die-formed for added strength and heat transfer. Coil — a...

  • Page 8

    1-550.28 8 2 lbs. Steam 60° ent. Air steam performance data - standard models ➀ horizontal units with horizontal louvers open 30° from vertical plane. Vertical types equipped with cone jet deflector, blades fully opened are shown in bold. ➁ cfm for horizontal types is entering cfm. Cfm for vertical ...

  • Page 9

    9 2 lbs. Steam 60° ent. Air steam performance data - low outlet temperature models ➀ horizontal units with horizontal louvers open 30° from vertical plane. Vertical types equipped with cone jet deflector, blades fully opened are shown in bold. ➁ cfm for horizontal types is entering cfm. Cfm for vert...

  • Page 10

    1-550.28 10 200°f entering water 60°f entering air 20°f water temperature drop hot water performance data - standard models table 10.1 - performance data for standard units at standard conditions of 200°f entering water and 60°f entering air high motor speed table 10.2 - performance data for standar...

  • Page 11

    1-550.28 hot water performance data - low outlet temperature models 11 200°f entering water 60°f entering air 20°f water temperature drop table 11.1 - performance data for low outlet temperature units at standard conditions of 200°f entering water and 60°f entering air – high motor speed table 11.2 ...

  • Page 12

    1-550.28 12 dimensional data table 12.1 - model hsb and hc dimensions ➀ ➁ horizontal air delivery models — two styles d female approx. Model 115 std. 115v exp. Connections fan shipping number a b c motor motor e f g h npt diameter wt. Lb. Hsb 18 12-3/8 13 6 5 12 - 3 - - 3/4 9 16 hsb 24 12-3/8 13 6 6...

  • Page 13

    1-550.28 male connections approx. Model fan npt shipping number a b c d e f g diameter top bottom wt. (lb.) v/vn 42 24-3/4 3-5/8 11-3/8 2-1/8 4-3/8 14-1/2 - 14 1-1/4 1-1/4 36 v/vn 59 24-3/4 5-1/8 11-3/8 2-1/8 4-3/8 14-1/2 - 14 1-1/4 1-1/4 42 v/vn 78 24-3/4 6-5/8 11-3/8 2-1/8 2-5/8 16-1/2 - 16 1-1/4 ...

  • Page 14: Important

    1-550.28 amp draw by motor type, voltage and power code 115/60/1 208/60/1 230/60/1 208/60/3 230/460/3 575/60/3 115/60/1 230/460/60/3 model number motor hp ➂ 01 n/a 02 04 05 10 06 09 hsb/hc 18 1/60 0.8 ➃ 0.44 ➃ ➃ ➃ 4.3 - hsb/hc 24, 33 1/25 1.6 ➃ 1.0 ➃ ➃ ➃ 4.3 - hsb/hc 47, 63 1/12 3.0 ➃ 1.0 ➃ 1.4/0.7 ...

  • Page 15

    1-550.28 15 service / troubleshooting fails to maintain temperature 1. Undersized unit heater, boiler, pump or piping. 2. Unit heater operating at low speed when sized for high speed. 3. Unit heater mounted too high — heated air not delivered to floor. 4. Thermostat — improper location or setting, o...

  • Page 16

    Modine manufacturing company 1500 dekoven avenue racine, wi 53403 phone: 1.800.828.4328 (heat) www.Modinehvac.Com © modine manufacturing company 2014 as modine manufacturing company has a continuous product improvement program, it reserves the right to change design and specifications without notice...