Instruction Manual

Regency U31-3 Gas Fireplace Insert

PARTS LIST

404-574/P Valve Assembly - NG

404-576/P Valve Assembly - LP

52) 910-568 SIT 820 Valve -NG/LP**

53) 910-190 Piezo Ignitor and nut

54) * Valve Heat Shield

56) * Pilot Bracket

57) 904-240 Burner Oriﬁ ce Nat. Gas #37

904-593 Burner Oriﬁ ce Nat. Gas #40 (High Altitude)

904-390 Burner Oriﬁ ce LP # 52

904-345 Burner Oriﬁ ce Nat. Gas #53 (High Altitude)

60) 402-526 Grate Assembly

62) 404-525 Burner Assembly NG/LP

63) 910-048 Pilot Assembly (NG) -

4 ﬂ ame convertible top

910-049 Pilot Assemby (LP) -

4 ﬂ ame convertible top

67) * Firebox Base

69) 402-935 Log Set

402-572 Ember Package

70) * Air Channel

72) * Glass Trim Retainer

73) * Firebox back and top

74) * Glass Gasket Retainer

75) * Firebox Bafﬂ e

76) 400-090 Brick Clip

77) * Fan Access Plate

78) * Thermodisc Bracket

79) * Thermodisc cover plate

80) * Fan Shield

*Not available as a replacement part.

**Not Shown

Burner Assembly & Log Set

Part # Description