Page 1
Page 2
Page 3
Page 4
Page 5
Page 6
Page 7
Page 8
Page 9
Page 10
Page 11
Page 12
Page 13
Page 14
Page 15
Page 16
Page 17
Page 18
Page 19
Page 20
Page 21
Page 22
Page 23
Page 24
Page 25
Page 26
Page 27
Page 28
Page 29
Page 30
Page 31
Page 32
Page 33
Page 34
Page 35
Page 36
Page 37
Page 38
Page 39
Page 40
Page 41
Page 42
Page 43
Page 44
Page 45
Page 46
Page 47
Page 48
Page 49
Page 50
Page 51
Page 52
Page 53
Page 54
Page 55
Page 56
Page 57
Page 58
Page 59
Page 60
Page 61
Page 62
Page 63
Page 64
Page 65
Page 66
Page 67
Page 68
2015 Maxitrol Company. All Rights Reserved. DRAFT 09.18.2013 46 Pipe Sizes...................................38 to 2 threaded connections with NPT or ISO7-1 threads. Housing Material.......................325-3L 325-5L 325-7AL 325-9L aluminum. Mounting...................................Suitable for multi-positional mounting. If ball check vent limiting device is installed mount in an upright position only. NOTE All Maxitrol gas pressure regulators should be installed and operated in accordance with Maxitrol Safety Warning Instructions see GPR_CSA_2PSI_MI_EN.FR. Certifications...............................325-3L 325-5L 325-7AL 325-9L ANSI Z21.80CSA 6.22 Line Pressure Regulators. Gas Types...................................Suitable for natural manufactured mixed gases liquefied petroleum gases and LP gas-air mixtures. Maximum Inlet Pressure............2 psi 13.8 kPa Minimum Inlet Pressure.............1 psi 6.9 kPa Emergency Exposure Limits........65 psi 450 kPa inlet side only Maximum Individual Load.........Largest single appliance served by the regulator 325-3L 140000 Btuh 325-5L 425000 Btuh 325-7AL 1250000 Btuh 325-9L 2250000 Btuh Capacity.....................................Total load of multiple appliance combined 325-3L 38 12 250000 Btuh 325-5L 12 500000 Btuh 325-5L 34 1 600000 Btuh 325-7AL 1 14 1 12 1250000 Btuh 325-9L 1 12 2 2250000 Btuh NOTE Capacities are used to determine the maximum multiple appliance load. The largest single appliance served by the regulator should not exceed the maximum individual load specified above. Ambient Temperature Ranges.....-40 to 205F -40 to 96C Minimum Regulation..................Suitable for pilot flow applications. Circle P 0.15 CFH NG. Imblue Technology..................325-3L 325-5L 325-7AL 325-9L models may be ordered with Imblue Technology. Imblue Technology increases corrosion resistance and provides extra protection against the elements for regulators used in outdoor applications. Add suffix letter B to model number when ordering. Maxitrols 325-L Series line pressure regulators are for 2 psi piping systems. 325 Series regulators are for use on residential commercial and industrial applications. The 325 Series features a high leverage linkage assembly to deliver positive dead-end lockup. The regulators are capable of precise regulating control from full flow down to pilot flow. 325-3L Specifications 325-L SERIES Lever Acting Design for 2 psi Piping Systems