Adjusting Screws

Model Used on …
R1211RV12, R400
R2011RV20
R4811RV47, RV48, RV52, R500
R5211RV52, R500
R325C11RV53, 325–3, R600
R325E11325–5A, RV61, R700
R8111RV81, 210D, 325–7
R9111RV91, 210E, 325-9
R11111RV111, 210G, 325-11
R12111210J

Seal Cap with Gasket

Specifications: Consists of a regulator with top cover assembly and gaskets.

Model Used on …
KR1212 RV12, R400
KR2012RV20
KR4812RV47, RV48, RV52, R500
KR325C12RV53, 325–3, R600
KR325E12325–5A
KR6112RV61, R700
KR8112RV81, 210D, 325–7
KR9112RV91, 210E, 325-9
KR11112RV111, 210G, 325-11
KR13112210J
Image of Maxitrol's blue metal seal caps.

Miscellaneous Kits & Parts

Description: 3‑way control head, gasket, and fasteners with top cover assembly

ModelUsed on …
KMR/212D2MR212D
KMR/212E2MR212E
KMR/212G2MR212G

Description: By-pass tube

ModelUsed on …
KT/10453MR212D
KT/10454MR212E
KT/10460MR212G

Description: Bracket assembly for 2‑speed blower

ModelUsed on …
KT/10542MR212D, E, G, J

Description: Modulator head, gasket, plunger, and fasteners

ModelUsed on …
KT/M420B2MR212, D, E, G

Springs

Suffix No.
Color Code
-36
PLT
-13
BRW
-25
PLT
-35
PLT
-38
PNK
-48
ORG
-412
VIO
R1210T–X–X–X–
R2010T–X–X–X–
R4710–X–X–X–
R4810XX–––X–
R5210XXX–XXX
R5310XXX–XXX
R6110XXX–XX–
R8110XXX–XXX
R9110XXX–XXX
R11110XXX–XXX
R13110XXX–X–X
R400B10XXX–X–X
Suffix No.
Color Code
-512
BLU
-515
GRN
-812
BLU
-610
RED
-1022
RED
-1530
YEL
-2042
BLK
R1210T––XX–––
R2010T––XX–––
R4710––XX–––
R4810X––X–––
R5210X–––X––
R5310X–––XX–
R6110X–––X––
R8110XX––XXX
R9110XX––XXX
R11110XX––XXX
R13110X–––XXX
R400B10X–––X––
Suffix No.
Color Code
–26
PLT
-59
PLT
-412
VIO
-711
WHT
-1022
RED
-1530
YEL
-P12
BLK
R325C10XXXXXXX
R325E10XXXXXXX
COLOR CODES: BLU=BLUE, BLK=BLACK, BRW=BROWN, GRN=GREEN, ORG=ORANGE, PLT=PLATED, PNK=PINK, RED=RED, TAG=TAGGED, VIO=VIOLET, WHT=WHITE, YEL=YELLOW

NOTE:

  • 210D Regulators use the R8110 springs
  • 210E Regulators use the R9110 springs
  • 210G Regulators use the R1110 springs
  • 210J Regulators use the R13110 springs

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